set the right mime type for the tinymce css
js is now object-orientated, ui is a bit cleaned up, however the resetGrid regex doesn't work yet
frontend css
proper settings for different grid systems, frontend css option and refactoring and documenting
refactoring
frontend css, more flexibility via backend-options and refactoring
Merge pull request #1 from spya/master

Different grid systems, more robust UI implementation, general code refactoring, Default grid system with css included in the plugin