Added coveralls gem.
Updated gems source url.
Added integration tests.
Merge branch 'master' of https://github.com/RonnieDilli/rails-iphone-helpers
Added Rails 4.0.0 support.
Added Rails 4 installation section to readme.
Added changelog entry.
Bumped version.
Added missing dates to CHANGELOG.
Removed Ruby 1.9.2 from Travis config.