Prevent error message when permitting parameters for Attachinary::File. Fixes #88.

Author: tocker

.gitignore

@@ -10,3 +10,4 @@ spec/dummy/config/cloudinary.yml
 bin/
 
 .rspec
+config/cloudinary.yml

lib/attachinary/utils.rb

@@ -14,7 +14,7 @@ def self.process_hash(hash, scope=nil)
         file = if Rails::VERSION::MAJOR == 3
           Attachinary::File.new hash.slice(*Attachinary::File.attr_accessible[:default].to_a)
         else
-          permitted_params = ActionController::Parameters.new(hash).permit(:public_id, :version, :width, :height, :format, :resource_type)
+          permitted_params = ActionController::Parameters.new(hash.slice(:public_id, :version, :width, :height, :format, :resource_type)).permit!
           Attachinary::File.new(permitted_params)
         end
         file.scope = scope.to_s if scope && file.respond_to?(:scope=)