fix deprecated calls and provide expected messages for 0.12

(cherry picked from commit 359cfbb)

Conflicts:
	gemfiles/rails_4.1.gemfile
	lib/assets/javascripts/react_ujs.js
	lib/react/renderer.rb
	test/react_renderer_test.rb

Author: grahamcracker

gemfiles/rails_3.1.gemfile

@@ -4,4 +4,4 @@ source "http://rubygems.org"
 
 gem "rails", "~> 3.1"
 
-gemspec :path=>"../"
+gemspec :path => "../"

gemfiles/rails_3.2.gemfile

@@ -4,4 +4,4 @@ source "http://rubygems.org"
 
 gem "rails", "~> 3.2"
 
-gemspec :path=>"../"
+gemspec :path => "../"

gemfiles/rails_4.0.gemfile

@@ -4,4 +4,4 @@ source "http://rubygems.org"
 
 gem "rails", "~> 4.0"
 
-gemspec :path=>"../"
+gemspec :path => "../"

gemfiles/rails_4.0_with_therubyracer.gemfile

@@ -3,6 +3,6 @@
 source "http://rubygems.org"
 
 gem "rails", "~> 4.0"
-gem "therubyracer", "0.12.0", :platform=>:mri
+gem "therubyracer", "0.12.0", :platform => :mri
 
-gemspec :path=>"../"
+gemspec :path => "../"