Adding new loading button plugin
remove and add loading button
got rid of . files and ownable.rb
Merge remote-tracking branch 'sarony/loading-button'
Update new.html.slim
Edited example class code by removing upper case

All actual class codes are only in lower case, so the example should not have upper case.
Merge pull request #114 from RyanNovas/patch-2

Edited example class code by removing upper case
Fixed error stating that Quill works with IE8