Prepare to 4.0.2
Make possible to use sprockets-rails 2.1
Prepare to 4.0.3
Change the minimum version requirement

Closes #262
Allow to use any sprockets version in the 2.11 series
Prepare for the 4.0.4 release
Test with 4-0-stable and 4-1-stable
test_files is deprecated in gemspec
Test old supported sprockets
Update gem files
Add sqlite to gemspec dev deps
Fix rails version syntax
Add rails to gemspec dev deps
Add explicit variant for sprockets 2.11
Merge pull request #272 from rails/test-more-versions

Add tests for additional dependency permutations
Merge branch '4-0-stable' into merge-4-0-stable-into-master

Conflicts:
	.travis.yml
	CHANGELOG.md
	Gemfile
	lib/sass/rails/version.rb
	sass-rails.gemspec
	sass-rails.gemspec.erb
	test/gemfiles/Gemfile-master
Rebuild gemspec files
Refresh gemspec
Verify test_order= setter exists
Explicitly add rails gem to other gemfiles