added german language support 'de-DE'
Merge pull request #126 from tschiela/locale-de

added german language support 'de-DE'
Added a Video button to the toolbar, and anchor popover. Recognizes and inserts videos from YouTube, Instagram, Vine, Vimeo, and DailyMotion
Merge remote-tracking branch 'upstream/master'. jQuery convention wel -> $. Added Locale vars for Video.

Conflicts:
	summernote.js
Missed a wel -> $
Merge pull request #127 from cdownie/master

Video Button
cleanup code according to jshint rules
Remove execCommand('delete')
Remove execCommand('delete') with dist
show dropzone(overlay) on dragenter when dragging a object to document.
Support require.js.
Add Korean Messages (ko-KR)
correct a message.
Merge pull request #129 from nundefined/master

Add Korean Messages
Merge From #132
Restructuring: with jQuery's build pattern
Restructuring: with jQuery's build pattern(missing source files)
Update README.md and trivial jshint.
Add grunt-contrib-jshint and resolve warnings.
Fixed CI warning: fixed .jshintrc path and update README.md.