diff --git a/package-lock.json b/package-lock.json
index 0e547a9..36b7272 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2379,7 +2379,6 @@
           "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
           "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
           "dev": true,
-          "optional": true,
           "requires": {
             "color-convert": "^2.0.1"
           }
@@ -2408,7 +2407,6 @@
           "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
           "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==",
           "dev": true,
-          "optional": true,
           "requires": {
             "color-name": "~1.1.4"
           }
@@ -2417,8 +2415,7 @@
           "version": "1.1.4",
           "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
           "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "electron-to-chromium": {
           "version": "1.3.736",
@@ -2430,32 +2427,19 @@
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/emojis-list/-/emojis-list-3.0.0.tgz",
           "integrity": "sha512-/kyM18EfinwXZbno9FyUGeFh87KC8HRQBQGildHZbEuRyWFOmv1U10o9BBp8XVZDVNNuQKyIGIu5ZYAAXJ0V2Q==",
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "has-flag": {
           "version": "4.0.0",
           "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
           "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
-          "dev": true,
-          "optional": true
-        },
-        "json5": {
-          "version": "2.2.0",
-          "resolved": "https://registry.npmjs.org/json5/-/json5-2.2.0.tgz",
-          "integrity": "sha512-f+8cldu7X/y7RAJurMEJmdoKXGB/X550w2Nr3tTbezL6RwEE/iMcm+tZnXeoZtKuOq6ft8+CqzEkrIgx1fPoQA==",
-          "dev": true,
-          "optional": true,
-          "requires": {
-            "minimist": "^1.2.5"
-          }
+          "dev": true
         },
         "loader-utils": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-2.0.0.tgz",
-          "integrity": "sha512-rP4F0h2RaWSvPEkD7BLDFQnvSf+nK+wr3ESUjNTyAGobqrijmW92zc+SO6d4p4B1wh7+B/Jg1mkQe5NYUEHtHQ==",
+          "version": "2.0.2",
+          "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-2.0.2.tgz",
+          "integrity": "sha512-TM57VeHptv569d/GKh6TAYdzKblwDNiumOdkFnejjD0XwTH87K90w3O7AiJRqdQoXygvi1VQTJTLGhJl7WqA7A==",
           "dev": true,
-          "optional": true,
           "requires": {
             "big.js": "^5.2.2",
             "emojis-list": "^3.0.0",
@@ -2525,7 +2509,6 @@
           "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
           "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==",
           "dev": true,
-          "optional": true,
           "requires": {
             "has-flag": "^4.0.0"
           }
@@ -2541,11 +2524,10 @@
           }
         },
         "vue-loader-v16": {
-          "version": "npm:vue-loader@16.2.0",
-          "resolved": "https://registry.npmjs.org/vue-loader/-/vue-loader-16.2.0.tgz",
-          "integrity": "sha512-TitGhqSQ61RJljMmhIGvfWzJ2zk9m1Qug049Ugml6QP3t0e95o0XJjk29roNEiPKJQBEi8Ord5hFuSuELzSp8Q==",
+          "version": "npm:vue-loader@16.8.3",
+          "resolved": "https://registry.npmjs.org/vue-loader/-/vue-loader-16.8.3.tgz",
+          "integrity": "sha512-7vKN45IxsKxe5GcVCbc2qFU5aWzyiLrYJyUuMz4BQLKctCj/fmCa0w6fGiiQ2cLFetNcek1ppGJQDCup0c1hpA==",
           "dev": true,
-          "optional": true,
           "requires": {
             "chalk": "^4.1.0",
             "hash-sum": "^2.0.0",
@@ -2553,11 +2535,10 @@
           },
           "dependencies": {
             "chalk": {
-              "version": "4.1.1",
-              "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.1.tgz",
-              "integrity": "sha512-diHzdDKxcU+bAsUboHLPEDQiw0qEe0qd7SYUn3HgcFlWgbDcfLGswOHYeGrHKzG9z6UYf01d9VFMfZxPM1xZSg==",
+              "version": "4.1.2",
+              "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
+              "integrity": "sha512-oKnbhFyRIXpUuez8iBMmyEa4nbj4IOQyuhc/wy9kY7/WVPcwIO9VA668Pu8RkO7+0G76SLROeyw9CpQ061i4mA==",
               "dev": true,
-              "optional": true,
               "requires": {
                 "ansi-styles": "^4.1.0",
                 "supports-color": "^7.1.0"
@@ -4367,7 +4348,7 @@
     "cheerio": {
       "version": "1.0.0-rc.2",
       "resolved": "https://registry.npmjs.org/cheerio/-/cheerio-1.0.0-rc.2.tgz",
-      "integrity": "sha1-S59TqBsn5NXawxwP/Qz6A8xoMNs=",
+      "integrity": "sha512-9LDHQy1jHc/eXMzPN6/oah9Qba4CjdKECC7YYEE/2zge/tsGwt19NQp5NFdfd5Lx6TZlyC5SXNQkG41P9r6XDg==",
       "requires": {
         "css-select": "~1.2.0",
         "dom-serializer": "~0.1.0",
@@ -4379,8 +4360,8 @@
       "dependencies": {
         "css-select": {
           "version": "1.2.0",
-          "resolved": "http://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
-          "integrity": "sha1-KzoRBTnFNV8c2NMUYj6HCxIeyFg=",
+          "resolved": "https://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
+          "integrity": "sha512-dUQOBoqdR7QwV90WysXPLXG5LO7nhYBgiWVfxF80DKPF8zx1t/pUd2FYy73emg3zrjtM6dzmYgbHKfV2rxiHQA==",
           "requires": {
             "boolbase": "~1.0.0",
             "css-what": "2.1",
@@ -4405,7 +4386,7 @@
         "domutils": {
           "version": "1.5.1",
           "resolved": "https://registry.npmjs.org/domutils/-/domutils-1.5.1.tgz",
-          "integrity": "sha1-3NhIiib1Y9YQeeSMn3t+Mjc2gs8=",
+          "integrity": "sha512-gSu5Oi/I+3wDENBsOWBiRK1eoGxcywYSqg3rR960/+EfY0CF4EX1VPkgHOZ3WiS/Jg2DtliF6BhWcHlfpYUcGw==",
           "requires": {
             "dom-serializer": "0",
             "domelementtype": "1"
@@ -4883,7 +4864,8 @@
     "commander": {
       "version": "2.20.3",
       "resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
-      "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ=="
+      "integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
+      "dev": true
     },
     "commondir": {
       "version": "1.0.1",
@@ -5470,72 +5452,100 @@
       }
     },
     "d3": {
-      "version": "5.16.0",
-      "resolved": "https://registry.npmjs.org/d3/-/d3-5.16.0.tgz",
-      "integrity": "sha512-4PL5hHaHwX4m7Zr1UapXW23apo6pexCgdetdJ5kTmADpG/7T9Gkxw0M0tf/pjoB63ezCCm0u5UaFYy2aMt0Mcw==",
-      "requires": {
-        "d3-array": "1",
-        "d3-axis": "1",
-        "d3-brush": "1",
-        "d3-chord": "1",
-        "d3-collection": "1",
-        "d3-color": "1",
-        "d3-contour": "1",
-        "d3-dispatch": "1",
-        "d3-drag": "1",
-        "d3-dsv": "1",
-        "d3-ease": "1",
-        "d3-fetch": "1",
-        "d3-force": "1",
-        "d3-format": "1",
-        "d3-geo": "1",
-        "d3-hierarchy": "1",
-        "d3-interpolate": "1",
-        "d3-path": "1",
-        "d3-polygon": "1",
-        "d3-quadtree": "1",
-        "d3-random": "1",
-        "d3-scale": "2",
-        "d3-scale-chromatic": "1",
-        "d3-selection": "1",
-        "d3-shape": "1",
-        "d3-time": "1",
-        "d3-time-format": "2",
-        "d3-timer": "1",
-        "d3-transition": "1",
-        "d3-voronoi": "1",
-        "d3-zoom": "1"
+      "version": "7.6.1",
+      "resolved": "https://registry.npmjs.org/d3/-/d3-7.6.1.tgz",
+      "integrity": "sha512-txMTdIHFbcpLx+8a0IFhZsbp+PfBBPt8yfbmukZTQFroKuFqIwqswF0qE5JXWefylaAVpSXFoKm3yP+jpNLFLw==",
+      "requires": {
+        "d3-array": "3",
+        "d3-axis": "3",
+        "d3-brush": "3",
+        "d3-chord": "3",
+        "d3-color": "3",
+        "d3-contour": "4",
+        "d3-delaunay": "6",
+        "d3-dispatch": "3",
+        "d3-drag": "3",
+        "d3-dsv": "3",
+        "d3-ease": "3",
+        "d3-fetch": "3",
+        "d3-force": "3",
+        "d3-format": "3",
+        "d3-geo": "3",
+        "d3-hierarchy": "3",
+        "d3-interpolate": "3",
+        "d3-path": "3",
+        "d3-polygon": "3",
+        "d3-quadtree": "3",
+        "d3-random": "3",
+        "d3-scale": "4",
+        "d3-scale-chromatic": "3",
+        "d3-selection": "3",
+        "d3-shape": "3",
+        "d3-time": "3",
+        "d3-time-format": "4",
+        "d3-timer": "3",
+        "d3-transition": "3",
+        "d3-zoom": "3"
+      },
+      "dependencies": {
+        "d3-dispatch": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/d3-dispatch/-/d3-dispatch-3.0.1.tgz",
+          "integrity": "sha512-rzUyPU/S7rwUflMyLc1ETDeBj0NRuHKKAcvukozwhshr6g6c5d8zh4c2gQjY2bZ0dXeGLWc1PF174P2tVvKhfg=="
+        },
+        "d3-force": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/d3-force/-/d3-force-3.0.0.tgz",
+          "integrity": "sha512-zxV/SsA+U4yte8051P4ECydjD/S+qeYtnaIyAs9tgHCqfguma/aAQDjo85A9Z6EKhBirHRJHXIgJUlffT4wdLg==",
+          "requires": {
+            "d3-dispatch": "1 - 3",
+            "d3-quadtree": "1 - 3",
+            "d3-timer": "1 - 3"
+          }
+        },
+        "d3-quadtree": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/d3-quadtree/-/d3-quadtree-3.0.1.tgz",
+          "integrity": "sha512-04xDrxQTDTCFwP5H6hRhsRcb9xxv2RzkcsygFzmkSIOJy3PeRJP7sNk3VRIbKXcog561P9oU0/rVH6vDROAgUw=="
+        },
+        "d3-timer": {
+          "version": "3.0.1",
+          "resolved": "https://registry.npmjs.org/d3-timer/-/d3-timer-3.0.1.tgz",
+          "integrity": "sha512-ndfJ/JxxMd3nw31uyKoY2naivF+r29V+Lc0svZxe1JvvIRmi8hUsrMvdOwgS1o6uBHmiz91geQ0ylPP0aj1VUA=="
+        }
       }
     },
     "d3-array": {
-      "version": "1.2.4",
-      "resolved": "https://registry.npmjs.org/d3-array/-/d3-array-1.2.4.tgz",
-      "integrity": "sha512-KHW6M86R+FUPYGb3R5XiYjXPq7VzwxZ22buHhAEVG5ztoEcZZMLov530mmccaqA1GghZArjQV46fuc8kUqhhHw=="
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/d3-array/-/d3-array-3.2.0.tgz",
+      "integrity": "sha512-3yXFQo0oG3QCxbF06rMPFyGRMGJNS7NvsV1+2joOjbBE+9xvWQ8+GcMJAjRCzw06zQ3/arXeJgbPYcjUCuC+3g==",
+      "requires": {
+        "internmap": "1 - 2"
+      }
     },
     "d3-axis": {
-      "version": "1.0.12",
-      "resolved": "https://registry.npmjs.org/d3-axis/-/d3-axis-1.0.12.tgz",
-      "integrity": "sha512-ejINPfPSNdGFKEOAtnBtdkpr24c4d4jsei6Lg98mxf424ivoDP2956/5HDpIAtmHo85lqT4pruy+zEgvRUBqaQ=="
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-axis/-/d3-axis-3.0.0.tgz",
+      "integrity": "sha512-IH5tgjV4jE/GhHkRV0HiVYPDtvfjHQlQfJHs0usq7M30XcSBvOotpmH1IgkcXsO/5gEQZD43B//fc7SRT5S+xw=="
     },
     "d3-brush": {
-      "version": "1.1.5",
-      "resolved": "https://registry.npmjs.org/d3-brush/-/d3-brush-1.1.5.tgz",
-      "integrity": "sha512-rEaJ5gHlgLxXugWjIkolTA0OyMvw8UWU1imYXy1v642XyyswmI1ybKOv05Ft+ewq+TFmdliD3VuK0pRp1VT/5A==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-brush/-/d3-brush-3.0.0.tgz",
+      "integrity": "sha512-ALnjWlVYkXsVIGlOsuWH1+3udkYFI48Ljihfnh8FZPF2QS9o+PzGLBslO0PjzVoHLZ2KCVgAM8NVkXPJB2aNnQ==",
       "requires": {
-        "d3-dispatch": "1",
-        "d3-drag": "1",
-        "d3-interpolate": "1",
-        "d3-selection": "1",
-        "d3-transition": "1"
+        "d3-dispatch": "1 - 3",
+        "d3-drag": "2 - 3",
+        "d3-interpolate": "1 - 3",
+        "d3-selection": "3",
+        "d3-transition": "3"
       }
     },
     "d3-chord": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/d3-chord/-/d3-chord-1.0.6.tgz",
-      "integrity": "sha512-JXA2Dro1Fxw9rJe33Uv+Ckr5IrAa74TlfDEhE/jfLOaXegMQFQTAgAw9WnZL8+HxVBRXaRGCkrNU7pJeylRIuA==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-chord/-/d3-chord-3.0.1.tgz",
+      "integrity": "sha512-VE5S6TNa+j8msksl7HwjxMHDM2yNK3XCkusIlpX5kwauBfXuyLAtNg9jCp/iHH61tgI4sb6R/EIMWCqEIdjT/g==",
       "requires": {
-        "d3-array": "1",
-        "d3-path": "1"
+        "d3-path": "1 - 3"
       }
     },
     "d3-collection": {
@@ -5544,16 +5554,24 @@
       "integrity": "sha512-ii0/r5f4sjKNTfh84Di+DpztYwqKhEyUlKoPrzUFfeSkWxjW49xU2QzO9qrPrNkpdI0XJkfzvmTu8V2Zylln6A=="
     },
     "d3-color": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/d3-color/-/d3-color-1.4.1.tgz",
-      "integrity": "sha512-p2sTHSLCJI2QKunbGb7ocOh7DgTAn8IrLx21QRc/BSnodXM4sv6aLQlnfpvehFMLZEfBc6g9pH9SWQccFYfJ9Q=="
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/d3-color/-/d3-color-3.1.0.tgz",
+      "integrity": "sha512-zg/chbXyeBtMQ1LbD/WSoW2DpC3I0mpmPdW+ynRTj/x2DAWYrIY7qeZIHidozwV24m4iavr15lNwIwLxRmOxhA=="
     },
     "d3-contour": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/d3-contour/-/d3-contour-1.3.2.tgz",
-      "integrity": "sha512-hoPp4K/rJCu0ladiH6zmJUEz6+u3lgR+GSm/QdM2BBvDraU39Vr7YdDCicJcxP1z8i9B/2dJLgDC1NcvlF8WCg==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/d3-contour/-/d3-contour-4.0.0.tgz",
+      "integrity": "sha512-7aQo0QHUTu/Ko3cP9YK9yUTxtoDEiDGwnBHyLxG5M4vqlBkO/uixMRele3nfsfj6UXOcuReVpVXzAboGraYIJw==",
       "requires": {
-        "d3-array": "^1.1.1"
+        "d3-array": "^3.2.0"
+      }
+    },
+    "d3-delaunay": {
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/d3-delaunay/-/d3-delaunay-6.0.2.tgz",
+      "integrity": "sha512-IMLNldruDQScrcfT+MWnazhHbDJhcRJyOEBAJfwQnHle1RPh6WDuLvxNArUju2VSMSUuKlY5BGHRJ2cYyoFLQQ==",
+      "requires": {
+        "delaunator": "5"
       }
     },
     "d3-dispatch": {
@@ -5562,35 +5580,50 @@
       "integrity": "sha512-fVjoElzjhCEy+Hbn8KygnmMS7Or0a9sI2UzGwoB7cCtvI1XpVN9GpoYlnb3xt2YV66oXYb1fLJ8GMvP4hdU1RA=="
     },
     "d3-drag": {
-      "version": "1.2.5",
-      "resolved": "https://registry.npmjs.org/d3-drag/-/d3-drag-1.2.5.tgz",
-      "integrity": "sha512-rD1ohlkKQwMZYkQlYVCrSFxsWPzI97+W+PaEIBNTMxRuxz9RF0Hi5nJWHGVJ3Om9d2fRTe1yOBINJyy/ahV95w==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-drag/-/d3-drag-3.0.0.tgz",
+      "integrity": "sha512-pWbUJLdETVA8lQNJecMxoXfH6x+mO2UQo8rSmZ+QqxcbyA3hfeprFgIT//HW2nlHChWeIIMwS2Fq+gEARkhTkg==",
       "requires": {
-        "d3-dispatch": "1",
-        "d3-selection": "1"
+        "d3-dispatch": "1 - 3",
+        "d3-selection": "3"
       }
     },
     "d3-dsv": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/d3-dsv/-/d3-dsv-1.2.0.tgz",
-      "integrity": "sha512-9yVlqvZcSOMhCYzniHE7EVUws7Fa1zgw+/EAV2BxJoG3ME19V6BQFBwI855XQDsxyOuG7NibqRMTtiF/Qup46g==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-dsv/-/d3-dsv-3.0.1.tgz",
+      "integrity": "sha512-UG6OvdI5afDIFP9w4G0mNq50dSOsXHJaRE8arAS5o9ApWnIElp8GZw1Dun8vP8OyHOZ/QJUKUJwxiiCCnUwm+Q==",
       "requires": {
-        "commander": "2",
-        "iconv-lite": "0.4",
+        "commander": "7",
+        "iconv-lite": "0.6",
         "rw": "1"
+      },
+      "dependencies": {
+        "commander": {
+          "version": "7.2.0",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-7.2.0.tgz",
+          "integrity": "sha512-QrWXB+ZQSVPmIWIhtEO9H+gwHaMGYiF5ChvoJ+K9ZGHG/sVsa6yiesAD1GC/x46sET00Xlwo1u49RVVVzvcSkw=="
+        },
+        "iconv-lite": {
+          "version": "0.6.3",
+          "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
+          "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
+          "requires": {
+            "safer-buffer": ">= 2.1.2 < 3.0.0"
+          }
+        }
       }
     },
     "d3-ease": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/d3-ease/-/d3-ease-1.0.6.tgz",
-      "integrity": "sha512-SZ/lVU7LRXafqp7XtIcBdxnWl8yyLpgOmzAk0mWBI9gXNzLDx5ybZgnRbH9dN/yY5tzVBqCQ9avltSnqVwessQ=="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-ease/-/d3-ease-3.0.1.tgz",
+      "integrity": "sha512-wR/XK3D3XcLIZwpbvQwQ5fK+8Ykds1ip7A2Txe0yxncXSdq1L9skcG7blcedkOX+ZcgxGAmLX1FrRGbADwzi0w=="
     },
     "d3-fetch": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/d3-fetch/-/d3-fetch-1.1.2.tgz",
-      "integrity": "sha512-S2loaQCV/ZeyTyIF2oP8D1K9Z4QizUzW7cWeAOAS4U88qOt3Ucf6GsmgthuYSdyB2HyEm4CeGvkQxWsmInsIVA==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-fetch/-/d3-fetch-3.0.1.tgz",
+      "integrity": "sha512-kpkQIM20n3oLVBKGg6oHrUchHM3xODkTzjMoj7aWQFq5QEM+R6E4WkzT5+tojDY7yjez8KgCBRoj4aEr99Fdqw==",
       "requires": {
-        "d3-dsv": "1"
+        "d3-dsv": "1 - 3"
       }
     },
     "d3-force": {
@@ -5605,40 +5638,40 @@
       }
     },
     "d3-format": {
-      "version": "1.4.4",
-      "resolved": "https://registry.npmjs.org/d3-format/-/d3-format-1.4.4.tgz",
-      "integrity": "sha512-TWks25e7t8/cqctxCmxpUuzZN11QxIA7YrMbram94zMQ0PXjE4LVIMe/f6a4+xxL8HQ3OsAFULOINQi1pE62Aw=="
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/d3-format/-/d3-format-3.1.0.tgz",
+      "integrity": "sha512-YyUI6AEuY/Wpt8KWLgZHsIU86atmikuoOmCfommt0LYHiQSPjvX2AcFc38PX0CBpr2RCyZhjex+NS/LPOv6YqA=="
     },
     "d3-geo": {
-      "version": "1.12.0",
-      "resolved": "https://registry.npmjs.org/d3-geo/-/d3-geo-1.12.0.tgz",
-      "integrity": "sha512-NalZVW+6/SpbKcnl+BCO67m8gX+nGeJdo6oGL9H6BRUGUL1e+AtPcP4vE4TwCQ/gl8y5KE7QvBzrLn+HsKIl+w==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-geo/-/d3-geo-3.0.1.tgz",
+      "integrity": "sha512-Wt23xBych5tSy9IYAM1FR2rWIBFWa52B/oF/GYe5zbdHrg08FU8+BuI6X4PvTwPDdqdAdq04fuWJpELtsaEjeA==",
       "requires": {
-        "d3-array": "1"
+        "d3-array": "2.5.0 - 3"
       }
     },
     "d3-hierarchy": {
-      "version": "1.1.9",
-      "resolved": "https://registry.npmjs.org/d3-hierarchy/-/d3-hierarchy-1.1.9.tgz",
-      "integrity": "sha512-j8tPxlqh1srJHAtxfvOUwKNYJkQuBFdM1+JAUfq6xqH5eAqf93L7oG1NVqDa4CpFZNvnNKtCYEUC8KY9yEn9lQ=="
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/d3-hierarchy/-/d3-hierarchy-3.1.2.tgz",
+      "integrity": "sha512-FX/9frcub54beBdugHjDCdikxThEqjnR93Qt7PvQTOHxyiNCAlvMrHhclk3cD5VeAaq9fxmfRp+CnWw9rEMBuA=="
     },
     "d3-interpolate": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/d3-interpolate/-/d3-interpolate-1.4.0.tgz",
-      "integrity": "sha512-V9znK0zc3jOPV4VD2zZn0sDhZU3WAE2bmlxdIwwQPPzPjvyLkd8B3JUVdS1IDUFDkWZ72c9qnv1GK2ZagTZ8EA==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-interpolate/-/d3-interpolate-3.0.1.tgz",
+      "integrity": "sha512-3bYs1rOD33uo8aqJfKP3JWPAibgw8Zm2+L9vBKEHJ2Rg+viTR7o5Mmv5mZcieN+FRYaAOWX5SJATX6k1PWz72g==",
       "requires": {
-        "d3-color": "1"
+        "d3-color": "1 - 3"
       }
     },
     "d3-path": {
-      "version": "1.0.9",
-      "resolved": "https://registry.npmjs.org/d3-path/-/d3-path-1.0.9.tgz",
-      "integrity": "sha512-VLaYcn81dtHVTjEHd8B+pbe9yHWpXKZUC87PzoFmsFrJqgFwDe/qxfp5MlfsfM1V5E/iVt0MmEbWQ7FVIXh/bg=="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-path/-/d3-path-3.0.1.tgz",
+      "integrity": "sha512-gq6gZom9AFZby0YLduxT1qmrp4xpBA1YZr19OI717WIdKE2OM5ETq5qrHLb301IgxhLwcuxvGZVLeeWc/k1I6w=="
     },
     "d3-polygon": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/d3-polygon/-/d3-polygon-1.0.6.tgz",
-      "integrity": "sha512-k+RF7WvI08PC8reEoXa/w2nSg5AUMTi+peBD9cmFc+0ixHfbs4QmxxkarVal1IkVkgxVuk9JSHhJURHiyHKAuQ=="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-polygon/-/d3-polygon-3.0.1.tgz",
+      "integrity": "sha512-3vbA7vXYwfe1SYhED++fPUQlWSYTTGmFmQiany/gdbiWgU/iEyQzyymwL9SkJjFFuCS4902BSzewVGsHHmHtXg=="
     },
     "d3-quadtree": {
       "version": "1.0.7",
@@ -5646,56 +5679,58 @@
       "integrity": "sha512-RKPAeXnkC59IDGD0Wu5mANy0Q2V28L+fNe65pOCXVdVuTJS3WPKaJlFHer32Rbh9gIo9qMuJXio8ra4+YmIymA=="
     },
     "d3-random": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/d3-random/-/d3-random-1.1.2.tgz",
-      "integrity": "sha512-6AK5BNpIFqP+cx/sreKzNjWbwZQCSUatxq+pPRmFIQaWuoD+NrbVWw7YWpHiXpCQ/NanKdtGDuB+VQcZDaEmYQ=="
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-random/-/d3-random-3.0.1.tgz",
+      "integrity": "sha512-FXMe9GfxTxqd5D6jFsQ+DJ8BJS4E/fT5mqqdjovykEB2oFbTMDVdg1MGFxfQW+FBOGoB++k8swBrgwSHT1cUXQ=="
     },
     "d3-scale": {
-      "version": "2.2.2",
-      "resolved": "https://registry.npmjs.org/d3-scale/-/d3-scale-2.2.2.tgz",
-      "integrity": "sha512-LbeEvGgIb8UMcAa0EATLNX0lelKWGYDQiPdHj+gLblGVhGLyNbaCn3EvrJf0A3Y/uOOU5aD6MTh5ZFCdEwGiCw==",
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/d3-scale/-/d3-scale-4.0.2.tgz",
+      "integrity": "sha512-GZW464g1SH7ag3Y7hXjf8RoUuAFIqklOAq3MRl4OaWabTFJY9PN/E1YklhXLh+OQ3fM9yS2nOkCoS+WLZ6kvxQ==",
       "requires": {
-        "d3-array": "^1.2.0",
-        "d3-collection": "1",
-        "d3-format": "1",
-        "d3-interpolate": "1",
-        "d3-time": "1",
-        "d3-time-format": "2"
+        "d3-array": "2.10.0 - 3",
+        "d3-format": "1 - 3",
+        "d3-interpolate": "1.2.0 - 3",
+        "d3-time": "2.1.1 - 3",
+        "d3-time-format": "2 - 4"
       }
     },
     "d3-scale-chromatic": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/d3-scale-chromatic/-/d3-scale-chromatic-1.5.0.tgz",
-      "integrity": "sha512-ACcL46DYImpRFMBcpk9HhtIyC7bTBR4fNOPxwVSl0LfulDAwyiHyPOTqcDG1+t5d4P9W7t/2NAuWu59aKko/cg==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-scale-chromatic/-/d3-scale-chromatic-3.0.0.tgz",
+      "integrity": "sha512-Lx9thtxAKrO2Pq6OO2Ua474opeziKr279P/TKZsMAhYyNDD3EnCffdbgeSYN5O7m2ByQsxtuP2CSDczNUIZ22g==",
       "requires": {
-        "d3-color": "1",
-        "d3-interpolate": "1"
+        "d3-color": "1 - 3",
+        "d3-interpolate": "1 - 3"
       }
     },
     "d3-selection": {
-      "version": "1.4.1",
-      "resolved": "https://registry.npmjs.org/d3-selection/-/d3-selection-1.4.1.tgz",
-      "integrity": "sha512-BTIbRjv/m5rcVTfBs4AMBLKs4x8XaaLkwm28KWu9S2vKNqXkXt2AH2Qf0sdPZHjFxcWg/YL53zcqAz+3g4/7PA=="
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-selection/-/d3-selection-3.0.0.tgz",
+      "integrity": "sha512-fmTRWbNMmsmWq6xJV8D19U/gw/bwrHfNXxrIN+HfZgnzqTHp9jOmKMhsTUjXOJnZOdZY9Q28y4yebKzqDKlxlQ=="
     },
     "d3-shape": {
-      "version": "1.3.7",
-      "resolved": "https://registry.npmjs.org/d3-shape/-/d3-shape-1.3.7.tgz",
-      "integrity": "sha512-EUkvKjqPFUAZyOlhY5gzCxCeI0Aep04LwIRpsZ/mLFelJiUfnK56jo5JMDSE7yyP2kLSb6LtF+S5chMk7uqPqw==",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/d3-shape/-/d3-shape-3.1.0.tgz",
+      "integrity": "sha512-tGDh1Muf8kWjEDT/LswZJ8WF85yDZLvVJpYU9Nq+8+yW1Z5enxrmXOhTArlkaElU+CTn0OTVNli+/i+HP45QEQ==",
       "requires": {
-        "d3-path": "1"
+        "d3-path": "1 - 3"
       }
     },
     "d3-time": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/d3-time/-/d3-time-1.1.0.tgz",
-      "integrity": "sha512-Xh0isrZ5rPYYdqhAVk8VLnMEidhz5aP7htAADH6MfzgmmicPkTo8LhkLxci61/lCB7n7UmE3bN0leRt+qvkLxA=="
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-time/-/d3-time-3.0.0.tgz",
+      "integrity": "sha512-zmV3lRnlaLI08y9IMRXSDshQb5Nj77smnfpnd2LrBa/2K281Jijactokeak14QacHs/kKq0AQ121nidNYlarbQ==",
+      "requires": {
+        "d3-array": "2 - 3"
+      }
     },
     "d3-time-format": {
-      "version": "2.2.3",
-      "resolved": "https://registry.npmjs.org/d3-time-format/-/d3-time-format-2.2.3.tgz",
-      "integrity": "sha512-RAHNnD8+XvC4Zc4d2A56Uw0yJoM7bsvOlJR33bclxq399Rak/b9bhvu/InjxdWhPtkgU53JJcleJTGkNRnN6IA==",
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/d3-time-format/-/d3-time-format-4.1.0.tgz",
+      "integrity": "sha512-dJxPBlzC7NugB2PDLwo9Q8JiTR3M3e4/XANkreKSUxF8vvXKqm1Yfq4Q5dl8budlunRVlUUaDUgFt7eA8D6NLg==",
       "requires": {
-        "d3-time": "1"
+        "d3-time": "1 - 3"
       }
     },
     "d3-timer": {
@@ -5704,33 +5739,27 @@
       "integrity": "sha512-B1JDm0XDaQC+uvo4DT79H0XmBskgS3l6Ve+1SBCfxgmtIb1AVrPIoqd+nPSv+loMX8szQ0sVUhGngL7D5QPiXw=="
     },
     "d3-transition": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/d3-transition/-/d3-transition-1.3.2.tgz",
-      "integrity": "sha512-sc0gRU4PFqZ47lPVHloMn9tlPcv8jxgOQg+0zjhfZXMQuvppjG6YuwdMBE0TuqCZjeJkLecku/l9R0JPcRhaDA==",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/d3-transition/-/d3-transition-3.0.1.tgz",
+      "integrity": "sha512-ApKvfjsSR6tg06xrL434C0WydLr7JewBB3V+/39RMHsaXTOG0zmt/OAXeng5M5LBm0ojmxJrpomQVZ1aPvBL4w==",
       "requires": {
-        "d3-color": "1",
-        "d3-dispatch": "1",
-        "d3-ease": "1",
-        "d3-interpolate": "1",
-        "d3-selection": "^1.1.0",
-        "d3-timer": "1"
+        "d3-color": "1 - 3",
+        "d3-dispatch": "1 - 3",
+        "d3-ease": "1 - 3",
+        "d3-interpolate": "1 - 3",
+        "d3-timer": "1 - 3"
       }
     },
-    "d3-voronoi": {
-      "version": "1.1.4",
-      "resolved": "https://registry.npmjs.org/d3-voronoi/-/d3-voronoi-1.1.4.tgz",
-      "integrity": "sha512-dArJ32hchFsrQ8uMiTBLq256MpnZjeuBtdHpaDlYuQyjU0CVzCJl/BVW+SkszaAeH95D/8gxqAhgx0ouAWAfRg=="
-    },
     "d3-zoom": {
-      "version": "1.8.3",
-      "resolved": "https://registry.npmjs.org/d3-zoom/-/d3-zoom-1.8.3.tgz",
-      "integrity": "sha512-VoLXTK4wvy1a0JpH2Il+F2CiOhVu7VRXWF5M/LroMIh3/zBAC3WAt7QoIvPibOavVo20hN6/37vwAsdBejLyKQ==",
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/d3-zoom/-/d3-zoom-3.0.0.tgz",
+      "integrity": "sha512-b8AmV3kfQaqWAuacbPuNbL6vahnOJflOhexLzMMNLga62+/nh0JzvJ0aO/5a5MVgUFGS7Hu1P9P03o3fJkDCyw==",
       "requires": {
-        "d3-dispatch": "1",
-        "d3-drag": "1",
-        "d3-interpolate": "1",
-        "d3-selection": "1",
-        "d3-transition": "1"
+        "d3-dispatch": "1 - 3",
+        "d3-drag": "2 - 3",
+        "d3-interpolate": "1 - 3",
+        "d3-selection": "2 - 3",
+        "d3-transition": "2 - 3"
       }
     },
     "dashdash": {
@@ -6059,6 +6088,14 @@
         }
       }
     },
+    "delaunator": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/delaunator/-/delaunator-5.0.0.tgz",
+      "integrity": "sha512-AyLvtyJdbv/U1GkiS6gUUzclRoAY4Gs75qkMygJJhU75LW4DNuSF2RMzpxs9jw9Oz1BobHjTdkG3zdP55VxAqw==",
+      "requires": {
+        "robust-predicates": "^3.0.0"
+      }
+    },
     "delayed-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
@@ -6436,13 +6473,13 @@
       }
     },
     "es5-ext": {
-      "version": "0.10.53",
-      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.53.tgz",
-      "integrity": "sha512-Xs2Stw6NiNHWypzRTY1MtaG/uJlwCk8kH81920ma8mvN8Xq1gsfhZvpkImLQArw8AHnv8MT2I45J3c0R8slE+Q==",
+      "version": "0.10.62",
+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.62.tgz",
+      "integrity": "sha512-BHLqn0klhEpnOKSrzn/Xsz2UIW8j+cGmo9JLzr8BiUapV8hPL9+FliFqjwr9ngW7jWdnxv6eO+/LqyhJVqgrjA==",
       "requires": {
-        "es6-iterator": "~2.0.3",
-        "es6-symbol": "~3.1.3",
-        "next-tick": "~1.0.0"
+        "es6-iterator": "^2.0.3",
+        "es6-symbol": "^3.1.3",
+        "next-tick": "^1.1.0"
       }
     },
     "es6-error": {
@@ -6454,7 +6491,7 @@
     "es6-iterator": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/es6-iterator/-/es6-iterator-2.0.3.tgz",
-      "integrity": "sha1-p96IkUGgWpSwhUQDstCg+/qY87c=",
+      "integrity": "sha512-zw4SRzoUkd+cl+ZoE15A9o1oQd920Bb0iOJMQkQhl3jNc03YqVjAhG7scf9C5KWRU/R13Orf588uCC6525o02g==",
       "requires": {
         "d": "1",
         "es5-ext": "^0.10.35",
@@ -6464,7 +6501,7 @@
     "es6-map": {
       "version": "0.1.5",
       "resolved": "https://registry.npmjs.org/es6-map/-/es6-map-0.1.5.tgz",
-      "integrity": "sha1-kTbgUD3MBqMBaQ8LsU/042TpSfA=",
+      "integrity": "sha512-mz3UqCh0uPCIqsw1SSAkB/p0rOzF/M0V++vyN7JqlPtSW/VsYgQBvVvqMLmfBuyMzTpLnNqi6JmcSizs4jy19A==",
       "requires": {
         "d": "1",
         "es5-ext": "~0.10.14",
@@ -6475,25 +6512,22 @@
       }
     },
     "es6-set": {
-      "version": "0.1.5",
-      "resolved": "https://registry.npmjs.org/es6-set/-/es6-set-0.1.5.tgz",
-      "integrity": "sha1-0rPsXU2ADO2BjbU40ol02wpzzLE=",
+      "version": "0.1.6",
+      "resolved": "https://registry.npmjs.org/es6-set/-/es6-set-0.1.6.tgz",
+      "integrity": "sha512-TE3LgGLDIBX332jq3ypv6bcOpkLO0AslAQo7p2VqX/1N46YNsvIWgvjojjSEnWEGWMhr1qUbYeTSir5J6mFHOw==",
       "requires": {
-        "d": "1",
-        "es5-ext": "~0.10.14",
-        "es6-iterator": "~2.0.1",
-        "es6-symbol": "3.1.1",
-        "event-emitter": "~0.3.5"
+        "d": "^1.0.1",
+        "es5-ext": "^0.10.62",
+        "es6-iterator": "~2.0.3",
+        "es6-symbol": "^3.1.3",
+        "event-emitter": "^0.3.5",
+        "type": "^2.7.2"
       },
       "dependencies": {
-        "es6-symbol": {
-          "version": "3.1.1",
-          "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.1.tgz",
-          "integrity": "sha1-vwDvT9q2uhtG7Le2KbTH7VcVzHc=",
-          "requires": {
-            "d": "1",
-            "es5-ext": "~0.10.14"
-          }
+        "type": {
+          "version": "2.7.2",
+          "resolved": "https://registry.npmjs.org/type/-/type-2.7.2.tgz",
+          "integrity": "sha512-dzlvlNlt6AXU7EBSfpAscydQ7gXB+pPGsPnfJnZpiNJBDj7IaJzQlBZYGdEi4R9HmPdBv2XmWJ6YUtoTa7lmCw=="
         }
       }
     },
@@ -7187,7 +7221,7 @@
     "event-emitter": {
       "version": "0.3.5",
       "resolved": "https://registry.npmjs.org/event-emitter/-/event-emitter-0.3.5.tgz",
-      "integrity": "sha1-34xp7vFkeSPHFXuc6DhAYQsCzDk=",
+      "integrity": "sha512-D9rRn9y7kLPnJ+hMq7S/nhvoKwwvVJahBi2BPmx3bvbsEdK3W9ii8cBSGjP+72/LnM4n6fo3+dkCX5FeTQruXA==",
       "requires": {
         "d": "1",
         "es5-ext": "~0.10.14"
@@ -7357,17 +7391,17 @@
       }
     },
     "ext": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/ext/-/ext-1.4.0.tgz",
-      "integrity": "sha512-Key5NIsUxdqKg3vIsdw9dSuXpPCQ297y6wBjL30edxwPgt2E44WcWBZey/ZvUc6sERLTxKdyCu4gZFmUbk1Q7A==",
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/ext/-/ext-1.7.0.tgz",
+      "integrity": "sha512-6hxeJYaL110a9b5TEJSj0gojyHQAmA2ch5Os+ySCiA1QGdS697XWY1pzsrSjqA9LDEEgdB/KypIlR59RcLuHYw==",
       "requires": {
-        "type": "^2.0.0"
+        "type": "^2.7.2"
       },
       "dependencies": {
         "type": {
-          "version": "2.5.0",
-          "resolved": "https://registry.npmjs.org/type/-/type-2.5.0.tgz",
-          "integrity": "sha512-180WMDQaIMm3+7hGXWf12GtdniDEy7nYcyFMKJn/eZz/6tSLXrUN9V0wKSbMjej0I1WHWbpREDEKHtqPQa9NNw=="
+          "version": "2.7.2",
+          "resolved": "https://registry.npmjs.org/type/-/type-2.7.2.tgz",
+          "integrity": "sha512-dzlvlNlt6AXU7EBSfpAscydQ7gXB+pPGsPnfJnZpiNJBDj7IaJzQlBZYGdEi4R9HmPdBv2XmWJ6YUtoTa7lmCw=="
         }
       }
     },
@@ -8712,6 +8746,11 @@
         }
       }
     },
+    "internmap": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/internmap/-/internmap-2.0.3.tgz",
+      "integrity": "sha512-5Hh7Y1wQbvY5ooGgPbDaL5iYLAPzMTUrjMulskHLH6wnv/A+1q5rgEaiuqEjB+oxGXIVZs1FF+R/KPN3ZSQYYg=="
+    },
     "ip": {
       "version": "1.1.5",
       "resolved": "https://registry.npmjs.org/ip/-/ip-1.1.5.tgz",
@@ -9901,7 +9940,7 @@
     "microdata-node": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/microdata-node/-/microdata-node-0.2.1.tgz",
-      "integrity": "sha1-xZ9Z0hMKMoBwoe2zFZCVDPfce40=",
+      "integrity": "sha512-SSIXQKSRSA+Co3ZGUDiqkjAqNZOSfNVHKz53Z4Fasqs9EzmM2BwQ/G6a/og0rWdDbTAYI2jQF0ykmhjXqnHfqA==",
       "requires": {
         "array-unique": "^0.1.1",
         "domutils": "^1.5.1",
@@ -9914,7 +9953,7 @@
         "array-unique": {
           "version": "0.1.1",
           "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.1.1.tgz",
-          "integrity": "sha1-styOx2XTBlN9cpHg5iHoSdJXPPk="
+          "integrity": "sha512-OSSW52YqFAMmt8UIvB88OJJ1XZc/XE5fcaWQmx94nzTpqmwMwkHGKo4L6TlilZ8sTKZURUXkuxSPwudPFm4Gbw=="
         },
         "extend": {
           "version": "2.0.2",
@@ -9924,7 +9963,7 @@
         "is-absolute-url": {
           "version": "1.0.0",
           "resolved": "https://registry.npmjs.org/is-absolute-url/-/is-absolute-url-1.0.0.tgz",
-          "integrity": "sha1-LX7w/QuyqI2sfpIlPGgIoKziS/s="
+          "integrity": "sha512-XVC9P9No/pukQGjtI7M2LNE7sBLEhqIGX9JT+aYDmlx32HGdq9fqIyJT2CJz/1gjbDTvcapShyAWb1LLixvPBQ=="
         }
       }
     },
@@ -10212,9 +10251,9 @@
       "dev": true
     },
     "next-tick": {
-      "version": "1.0.0",
-      "resolved": "http://registry.npmjs.org/next-tick/-/next-tick-1.0.0.tgz",
-      "integrity": "sha1-yobR/ogoFpsBICCOPchCS524NCw="
+      "version": "1.1.0",
+      "resolved": "http://registry.npmjs.org/next-tick/-/next-tick-1.1.0.tgz",
+      "integrity": "sha512-CXdUiJembsNjuToQvxayPZF9Vqht7hewsvy2sOWafLvi2awflj9mOC6bHIg50orX8IJvWKY9wYQ/zB2kogPslQ=="
     },
     "nice-try": {
       "version": "1.0.5",
@@ -12302,7 +12341,8 @@
     "querystringify": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/querystringify/-/querystringify-2.2.0.tgz",
-      "integrity": "sha512-FIqgj2EUvTa7R50u0rGsyTftzjYmv/a3hO345bZNrqabNqjtgiDMgmo4mkUjd+nzU5oF3dClKqFIPUKybUyqoQ=="
+      "integrity": "sha512-FIqgj2EUvTa7R50u0rGsyTftzjYmv/a3hO345bZNrqabNqjtgiDMgmo4mkUjd+nzU5oF3dClKqFIPUKybUyqoQ==",
+      "dev": true
     },
     "quick-lru": {
       "version": "5.1.1",
@@ -12756,7 +12796,8 @@
     "requires-port": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/requires-port/-/requires-port-1.0.0.tgz",
-      "integrity": "sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8="
+      "integrity": "sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8=",
+      "dev": true
     },
     "resize-detector": {
       "version": "0.1.10",
@@ -12857,6 +12898,11 @@
         "inherits": "^2.0.1"
       }
     },
+    "robust-predicates": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/robust-predicates/-/robust-predicates-3.0.1.tgz",
+      "integrity": "sha512-ndEIpszUHiG4HtDsQLeIuMvRsDnn8c8rYStabochtUeCvfuvNptb5TUbVD68LRAILPX7p9nqQGh4xJgn3EHS/g=="
+    },
     "run-async": {
       "version": "2.4.1",
       "resolved": "https://registry.npmjs.org/run-async/-/run-async-2.4.1.tgz",
@@ -12879,7 +12925,7 @@
     "rw": {
       "version": "1.3.3",
       "resolved": "https://registry.npmjs.org/rw/-/rw-1.3.3.tgz",
-      "integrity": "sha1-P4Yt+pGrdmsUiF700BEkv9oHT7Q="
+      "integrity": "sha512-PdhdWy89SiZogBLaw42zdeqtRJ//zFd2PgQavcICDUgJT5oW10QCRKbJ6bg4r0/UY2M6BWd5tkxuGFRvCkgfHQ=="
     },
     "rxjs": {
       "version": "5.5.12",
@@ -14776,6 +14822,7 @@
       "version": "1.5.3",
       "resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.5.3.tgz",
       "integrity": "sha512-IIORyIQD9rvj0A4CLWsHkBBJuNqWpFQe224b6j9t/ABmquIS0qDU2pY6kl6AuOrL5OkCXHMCFNe1jBcuAggjvQ==",
+      "dev": true,
       "requires": {
         "querystringify": "^2.1.1",
         "requires-port": "^1.0.0"
@@ -15587,7 +15634,7 @@
     "when": {
       "version": "3.7.8",
       "resolved": "https://registry.npmjs.org/when/-/when-3.7.8.tgz",
-      "integrity": "sha1-xxMLan6gRpPoQs3J56Hyqjmjn4I="
+      "integrity": "sha512-5cZ7mecD3eYcMiCH4wtRPA5iFJZ50BJYDfckI5RRpQiktMiYTcn0ccLTZOvcbBume+1304fQztxeNzNS9Gvrnw=="
     },
     "which": {
       "version": "1.3.1",
diff --git a/package.json b/package.json
index fdb90bc..57585e4 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "bootstrap-vue": "^2.21.2",
     "compression": "^1.7.4",
     "core-js": "^3.14.0",
-    "d3": "^5.16.0",
+    "d3": "^7.6.1",
     "html-metadata": "git://github.com/wikimedia/html-metadata.git",
     "http": "0.0.0",
     "jquery": "^3.6.0",