Remove RGB565CONVERT()

Remove RGB565CONVERT() macro
Update madlebrot demo to use hardware independant way of setting the
color.
Mandlebrot - remove hardware specifics

Mandlebrot - remove hardware specifics
Win32 orientation & gwin console line clear fixes

Fixes to Win32 orientation for scrolling
Improve the way line clearing is handled in gwin consoles.
Merge pull request #17 from inmarket/master

gdisp Win32 orientaion support. Revert Macro
new ILI9320 driver - please use as template
ILI9320 update
typo
implemented contrast and backlight functions for GDISP. Implemented those into ILI9320
typo fix
backlight and contrast value changed to uint8_t
Backlight fix
ILI9320 update
Merge pull request #5 from Tectu/master

Merge Tectu changes
Gdisp lld driver corrections

Corrections to Nokia gdisp driver
- Fix for the application calling the unsupported gdispSetOrientation
and gdispSetPower
- Implemented full backlight control (on/off only currently)

Corrections to the Ili9320 driver
- Fix for the application calling the unsupported gdispSetOrientation
- Fix for initialisation of the backlight
- Fix for backlight when using display low power modes.
Merge pull request #18 from inmarket/master

Nokia and Ili9320 gdisp drivers
removed the check for GDISP_USE_XXX since new drivers dont use this anymore
Merge pull request #6 from Tectu/master

Merge Tectu changes
Updates to gdisp Nokia driver

For gdisp Nokia driver
- Add get_bus and release_bus into the board interface definition
- Tidy the code up for readability using some macros.
Merge pull request #19 from inmarket/master

Updates to gdisp Nokia driver
removed obselete GDISP_USE_SPI macro in olimex SAM7EX256 board file for Nokia6610 driver