Typos, test runner

tests/run_tests.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+#
+# Primitive test runner.  Keep tests alphabetical.  Note that sysinfo-syntax will require the `jq`
+# utility to be installed and will fail if it is not.
+
+./command-line.sh
+./hostname.sh
+./sysinfo-syntax.sh
+./user.sh