fix https://github.com/daviferreira/medium-editor/issues/227
Expose save-/restoreSelection()
Allow customization of active/first/last button classes
Merge pull request #228 from OmniaGM/fix-empty-link

fix bug in create link
Merge pull request #230 from aleho/button-classes

Allow customization of active/first/last button classes
Updates dist files
Trimming
Merge pull request #231 from aleho/save-restore-selection

Expose save-/restoreSelection()
Updates dist files
Add script to run app from the cli
Merge pull request #236 from IndieSquidge/app-start-script

Start script to run the app from the command line
adding protocols to checkLinkFormat regex
Merge pull request #240 from PelegR/link-format

adding protocols to checkLinkFormat regex
Updates grunt-sass
1.8.14
Code highlight and syntax fixes (some semicolons)
Merge pull request #244 from IonicaBizau/patch-1

Code highlight and syntax fixes (some semicolons)
Added a way to pass editor instance to extensions
Added a demo file
Updated documentation