Use image-url for proper asset pipeline lookup. [Fix #31]
Change sass-rails dependency to a >=
Move vendor/assets -> app/assets for rails 4
s/vendor/app/ in thor tasks
Merge pull request #34 from freerunningtechnologies/rails-4

Rails 4 support
Fix name of spinner.gif in update-select2
bump select2 version to 3.3.1
Merge pull request #35 from freerunningtechnologies/rails-4

Fix image filename of spinner.gif in thor task and update to select2 v3.3.1
Remove version 3.2 specific reference.
Merge pull request #37 from sodabrew/patch-1

Remove version 3.2 specific reference.
Merge branch 'master' of github.com:tscolari/select2-rails

* 'master' of github.com:tscolari/select2-rails:
  Replacing the url() by image-url() in the css