Remove indent of content (was stripping linebreaks in pre etc.)
Switch Gecko to use "fakeImageResize"; Add undo to "fakeImageResize"
Remove getInstance method
Set extension parent constant
Use self instead of static
Remove WF_EXT constant
Add empty variables to match parent classes
Update to support new editor uploader features
Remove progress and remove button classes
Add cursor to file input
Various improvements to editor uploader feature