depend on Active Support

While AS is a dependency via other gems, strong parameters uses it explicitly.

Author: fxn

Gemfile.lock

@@ -1,9 +1,10 @@
 PATH
   remote: .
   specs:
-    strong_parameters (0.2.1)
+    strong_parameters (0.2.2)
       actionpack (~> 3.0)
       activemodel (~> 3.0)
+      activesupport (~> 3.0)
       railties (~> 3.0)
 
 GEM
@@ -28,7 +29,7 @@ GEM
     builder (2.1.2)
     erubis (2.6.6)
       abstract (>= 1.0.0)
-    i18n (0.5.0)
+    i18n (0.5.3)
     rack (1.2.8)
     rack-mount (0.6.14)
       rack (>= 1.0.0)
@@ -42,7 +43,7 @@ GEM
     rake (10.0.3)
     rdoc (4.0.0)
     thor (0.14.6)
-    tzinfo (0.3.37)
+    tzinfo (0.3.38)
 
 PLATFORMS
   ruby

strong_parameters.gemspec

@@ -15,6 +15,7 @@ Gem::Specification.new do |s|
   s.files = Dir["{app,config,db,lib}/**/*"] + ["MIT-LICENSE", "Rakefile", "README.md"]
   s.test_files = Dir["test/**/*"]
 
+  s.add_dependency "activesupport", "~> 3.0"
   s.add_dependency "actionpack", "~> 3.0"
   s.add_dependency "activemodel", "~> 3.0"
   s.add_dependency "railties", "~> 3.0"