Add link to assembla content about example projects

.github/ISSUE_TEMPLATE.md

@@ -1,6 +1,6 @@
 **[Mailing List](https://groups.google.com/forum/#!forum/liftweb) thread:** REPLACE THIS WITH ML LINK
 
-**Example project link:** LINK TO EXAMPLE PROJECT IF APPLICABLE
+**[Example project](https://app.assembla.com/wiki/show/liftweb/Posting_example_code) link:** LINK TO EXAMPLE PROJECT IF APPLICABLE
 
 Provide a description of the issue here including some brief background on the
 context in which the issue occurred. There's no need to rehash all of the