X3 CMS 0.5.1 - A better place

Hi everybody,
this new release comes with a lot of improvements on the admin side:
- to add a new language is now really simpler
- to add a new language in the admin area is really, really simpler
- many libraries were updated: Mootools, TinyMCe, TcPDF
- some new libraries were added: getID3, JShrink
- Responsive Filemanager was added to TinyMCE
- the Mongo DB support is now complete and is fully integrated in the Model_core
- Form and Validation helpers received many fixes and improvements
- added support for image resizing
- added support for video conversion
- added JS and CSS compression option in theme manager
Isn't enough!