Support Rails 3.0.x again!
Reduce dependency signature
Guard is only referred from the Gemfile now since
they are not vital for development and shouldn't
be part of the Gem's declaration of development
This will also allow us to speed up Travis builds
by excluding them.
Re-add the Gemfile.lock as recommended by appraisal
Test against rails 3.2
Prepare to use appraisal gem
Allow the provider to be specified in app config
Use real Rails for integration testing, as far as
possible at least.
Provider can be configured via
Updated the gem to be compatible with Rails 3.1 asset pipeline.
NOTE: Does not work with older Rails versions!
Rails 3.1 is now "default", 3.0 still supported
make compatible with rails 3.1
Correct README in gemspec, add Changelog
Enforce nokogiri >= 1.4.4
Remove jeweler and simplify Rakefile