Modified baseUrl lookup to allow url parameters

Some frameworks etc (in this case FuelPHP) append
parameters to the url of script tags for caching purposes.

I modified the regEx to allow it to match /js/aloha/lib/aloha.js?anything
Merge branch 'hotfix' of github.com:alohaeditor/Aloha-Editor into hotfix

Conflicts:
	src/lib/aloha/editable.js
Prevents activate() method in block.js from throwing an error if a block
instance of a parent block of a nested block cannot be retreived for
whatever reason.
Fixes bug in sidebar where I accidentally negated the condition.
fixed a bug in the headerids plugin that the ids were not generated when getContents was called
Putting back the old browser plugin code. In other future. The browser dependency is no longer a plugin but an external dependency altogether.
Make the styling applied to "repository-browser-modal-window" have a
more specific selector so as not to have the position property
overwritten by jqueryui styles.
Merge branch 'hotfix' of git://github.com/alohaeditor/Aloha-Editor into hotfix
added css documentation for numerated headers plugin
Added a non breakable space to the annotation in order to separate the annotation from the heading's text (css is not enough)
Fixed selection update when removing annotations
added sanitize content handler to getContents and enabled sanitizing in ie8 document mode ie7
Reverts engine.js performance improvements

Reverts a02f0997b6742a968204679532aeaa8df92393cc.
That commit was supposed to get the performance improvements
from the jqueryui-ultra branch. That did not happen. Instead
some fixes from Norbert were undone.
Makes editable content snapshotting optional
Merge branch 'hotfix-0.20.x' of git://github.com/alohaeditor/Aloha-Editor into mergehotfix
fixed sanitizing in IE7. we sanitize everything but ignore style attributes, because this leads to errors in IE7
Updated the changelog with the fixes/enhancements
Fixed two browser switches.
Merge branch 'hotfix-0.20.x' of github.com:alohaeditor/Aloha-Editor into hotfix-0.20.x
Updated artifact version