Update to TinyMCE 4.0b2
Rename engine spec file
Add relative_url_root fallback for Rails 3.1 (fixes #96)
Update specs for changes in TinyMCE 4
Merge branch 'master' into tinymce-4
Update README with details about the tinymce-4 branch
Add homepage to gemspec
Update TinyMCE to 4.0b3
Extract tinymce_configuration helper method
Update TinyMCE to 4.0
Remove Ruby 1.8.7 from Travis tests
Add support for installing assets of tinymce-rails-langs

- Remove the ASSETS constant.
- The path to assets should be provided when initialize an new instance of
  AssetInstaller.
Automatically reload TinyMCE configuration file when changed

The config/tinymce.yml will only be reloaded when config.cache_classes
is set to false (so reloading is disabled in production mode by default).
Update license
Update README with TinyMCE 4 examples
Update TinyMCE to 4.0.1
Update to TinyMCE 4.0.2
Include unminified TinyMCE source to prevent precompile from stalling
Update sandbox config
Update to TinyMCE 4.0.6