Update Omniauth to v1.3.2

Author: vyruss

Gemfile.lock

@@ -224,7 +224,7 @@ GEM
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
       rack (>= 1.2, < 3)
-    omniauth (1.3.1)
+    omniauth (~> 1.3.2)
       hashie (>= 1.2, < 4)
       rack (>= 1.0, < 3)
     omniauth-oauth2 (1.4.0)