chore(dependencies): conventional Changelog got removed accidentally, re-included it

conventional Changelog got removed accidentally, re-included it

Author: danbucholtz

Diff for: package.json

@@ -10,6 +10,7 @@
     "canonical-path": "0.0.2",
     "chalk": "^0.4.0",
     "connect": "^2.13.0",
+    "conventional-changelog": "^1.1.0",
     "cpr": "^0.2.0",
     "dgeni": "^0.3.0",
     "dgeni-packages": "^0.9.3",