Character Editor

Based on MediumEditor — Medium.com WYSIWYG editor clone.

• fix copy/paste in the editor (test Safari/Chrome/FF, might be related to span issue)
• pre tag is not removed when unset
• buttons for image settings
• fix placeholder
• fix insert image after pre
• figure out default buttons
• hotkeys
• improve toolbar performance (no DOM changes)

• http://www.neotericdesign.com/blog/2013/3/working-around-chrome-s-contenteditable-span-bug
• http://stackoverflow.com/questions/15015019/prevent-chrome-from-wrapping-contents-of-joined-p-with-a-span

This gem contains Redactor.js editor, if you use it you have to buy a licence from http://imperavi.com/redactor/.