Bump responders

Gemfile

@@ -4,7 +4,7 @@ gem "rails", "4.2.6"
 
 # Legacy Rails features, remove me!
 # responders (class level)
-gem "responders", "2.1.1"
+gem "responders", "2.2.0"
 
 # Appserver
 

Gemfile.lock

@@ -647,7 +647,7 @@ GEM
       redis (~> 3.0, >= 3.0.4)
     remotipart (1.2.1)
     request_store (1.3.0)
-    responders (2.1.1)
+    responders (2.2.0)
       railties (>= 4.2.0, < 5.1)
     roxml (3.1.6)
       activesupport (>= 2.3.0)
@@ -898,7 +898,7 @@ DEPENDENCIES
   rb-inotify (= 0.9.7)
   redcarpet (= 3.3.4)
   remotipart (= 1.2.1)
-  responders (= 2.1.1)
+  responders (= 2.2.0)
   roxml (= 3.1.6)
   rspec-instafail (= 0.4.0)
   rspec-rails (= 3.4.2)