Add TWBS3 responsive col-* for help dialog
Added shortcuts setting that will be either true or false
Only enable shortcuts if the option is set to true
added dist files
Added onsubmit callback
Redesign plugin interface with editor and renderer and language and so on.
 - Extract video plugin from base code
Merge branch 'develop' into feature/extract-video-plugin

Conflicts:
	dist/summernote.js
	dist/summernote.min.js
	src/js/editing/Editor.js
fixed conflicts with dist
erra: dettach to detach
Merge pull request #680 from HackerWins/feature/extract-video-plugin

Redesign plugin interface and extract video plugin from base code.
Plugin file name: summernote-xxx to summernote-ext-xxx
Add IsInline parameter for insertNode. #682
Merge branch 'responsive-help' of github.com:feryardiant/summernote into feryardiant-responsive-help

Conflicts:
	dist/summernote.js
	dist/summernote.min.js
Merge branch 'feryardiant-responsive-help' into develop
Merge branch 'onsubmit' of github.com:dfisch/summernote into dfisch-onsubmit

Conflicts:
	dist/summernote.js
	dist/summernote.min.js
Merge branch 'dfisch-onsubmit' into develop
Merge branch 'turn-off-shortcuts' of github.com:littlebigbot/summernote into littlebigbot-turn-off-shortcuts

Conflicts:
	dist/summernote.js
	dist/summernote.min.js
Merge branch 'littlebigbot-turn-off-shortcuts' into develop
Detach img node from body when image load failed. #687
Implement simple hello plugin.