Shared rich text editor (yui 2)

[Juan Leyva]

I'm working in a shared object for the YUI 2 Rich Text Editor

The code is working well (preserving the cursor and scroll) and
clearning the HTML code.

Cursor selection restoration is the next point to fix

Here you have the code:
https://github.com/jleyva/moodle-assignment_rtcollaboration/blob/MOODLE_19_STABLE/mobwrite_yuirte.js

Regards