Document 1.8.0 release

Author: strugee

CHANGELOG.md

@@ -1,3 +1,13 @@
+## v1.8.0
+
+* Remove unneeded dependencies and upgrade existing ones
+* Format links properly with plaintext adapters
+  [[GH-44]](https://github.com/hubot-scripts/hubot-github-repo-event-notifier/issues/44)
+* Improve issue self-assignment and wiki event messages
+  [[GH-44]](https://github.com/hubot-scripts/hubot-github-repo-event-notifier/issues/44)
+* Use `robot.logger` instead of `console`
+  [[GH-42]](https://github.com/hubot-scripts/hubot-github-repo-event-notifier/issues/42)
+
 ## v1.7.0
 
 * Reformat messages a bit for readability & strategically linkify