Fixed another warning by downgrading thor.

Unnecessary upgrades only lead to domino effects.

Author: aljungberg

Gemfile.lock

@@ -126,7 +126,7 @@ GEM
       sprockets (~> 2.0)
       tilt (~> 1.1)
     temple (0.8.2)
-    thor (1.2.1)
+    thor (0.20.3)
     thread_safe (0.3.6)
     tilt (1.4.1)
     tzinfo (1.2.10)