markItUp! 1.0.1 Beta

KNOWN ISSUES
- Some browsers don't fire events on Ctrl, Shift and Alt keys.
- Dropdown menus don't close properly after click in Firefox.
- Clean button (on some sets) doesn't clean a string if the result is empty.

TO DO
- Close button for the Preview iFrame
- Loading indicator for Ajax exchanges
- Html Preview in a template instead of numerous properties