Revert "Change 'repo' link to point to info page by default (#488) --…

…autopull"

It's used in more places than I thought.

This reverts commit 6f0c4aa.

globalvars.py

@@ -301,7 +301,7 @@ class GlobalVars:
 
     # environ_or_none defined in helpers.py
     bot_name = environ_or_none("SMOKEDETECTOR_NAME") or "SmokeDetector"
-    bot_repository = environ_or_none("SMOKEDETECTOR_REPO") or "//goo.gl/6ylPSc"
+    bot_repository = environ_or_none("SMOKEDETECTOR_REPO") or "//github.com/Charcoal-SE/SmokeDetector"
     chatmessage_prefix = "[{}]({})".format(bot_name, bot_repository)
 
     site_id_dict = {}