Merge pull request #70 from inmarket/master

X11 Driver for GDISP and GINPUT MOUSE
cleanup & tdisp warning fix
added gwin enabled parameter and implemented button enable/disable functions
button fix
added enable and disable APIs to high level GWIN code
docs
doxygen fix
docs
Added HX8347D driver by the user Eddie
Fix GIF rendering issue
Uninitialized cache values causes stability issues in systems
Cache initialized to 0 fixes it.
Merge pull request #71 from abhishek-kakkar/master

Fix GIF rendering stability issue
New Notepad-2 Demo for ChibiOS/GFX
See demos/3rdparty/notepad-2/readme.txt for more details.
Merge pull request #72 from abhishek-kakkar/master

New Notepad-2 Demo
Merge pull request #30 from Tectu/master

Merge Tectu Changes