Revert "Remove support to Rails 3"

This reverts commit ccdcf47.

Author: Rafael Mendonça França

.travis.yml

@@ -5,6 +5,9 @@ rvm:
 
 gemfile:
   - Gemfile
+  - test/gemfiles/Gemfile.rails-3.0.x
+  - test/gemfiles/Gemfile.rails-3.1.x
+  - test/gemfiles/Gemfile.rails-3.2.x
   - test/gemfiles/Gemfile.rails-4.0.x
   - test/gemfiles/Gemfile.rails-4.1.x
 

CHANGELOG.md

@@ -1,7 +1,5 @@
 ### 2.1.0
 
-*   Drop support to Rails 3 applications.
-
 *   Respect `Rails.public_path` when computing the path to the manifest file.
 
     *Steven Wisener*

sprockets-rails.gemspec

@@ -9,8 +9,8 @@ Gem::Specification.new do |s|
   s.files = Dir["README.md", "lib/**/*.rb", "LICENSE"]
 
   s.add_dependency "sprockets", "~> 2.8"
-  s.add_dependency "actionpack", ">= 4.0"
-  s.add_dependency "activesupport", ">= 4.0"
+  s.add_dependency "actionpack", ">= 3.0"
+  s.add_dependency "activesupport", ">= 3.0"
   s.add_development_dependency "rake"
 
   s.author = "Joshua Peek"

test/gemfiles/Gemfile.rails-3.0.x

@@ -0,0 +1,7 @@
+source 'https://rubygems.org'
+gemspec :path => "./../.."
+
+gem "actionpack", "~> 3.0.0"
+gem "railties", "~> 3.0.0"
+
+gem 'minitest', '= 4.7.3'

test/gemfiles/Gemfile.rails-3.1.x

@@ -0,0 +1,9 @@
+source 'https://rubygems.org'
+gemspec :path => "./../.."
+
+# Patch 3-1-stable to allow new sprockets
+gem "actionpack", "~> 3.1.0", :github => "josh/rails", :branch => "3-1-stable-sprockets"
+gem "railties", "~> 3.1.0", :github => "josh/rails", :branch => "3-1-stable-sprockets"
+gem "tzinfo"
+
+gem 'minitest', '= 4.7.3'

test/gemfiles/Gemfile.rails-3.2.x

@@ -0,0 +1,9 @@
+source 'https://rubygems.org'
+gemspec :path => "./../.."
+
+# Patch 3-2-stable to allow new sprockets
+gem "actionpack", "~> 3.2.0", :github => "josh/rails", :branch => "3-2-stable-sprockets"
+gem "railties", "~> 3.2.0", :github => "josh/rails", :branch => "3-2-stable-sprockets"
+gem "tzinfo"
+
+gem 'minitest', '= 4.7.3'