Added 5x7 font, different font pixel depth support
Add doxygen for SPI
remove remaining usb debug from compilation
Switch to OLEDMP for display and output. Looks like it has saved 8Kb of flash and over 600 bytes of RAM.
Remove wait for serial console connect
Add bitmaps for splash screen
Add missing swap16 for SCAC, make comments more accurate, remove dead code
Move OLED init after USB has been ramped to 500mA
make local global names unique with oled tags, remove unused globals.
Use current foreground colour when drawing fonts
Display the logo splash screen if the card is removed
Add missing va_end() calls to finish vararg access
Merge pull request #13 from harlequin-tech/master

switch to OLEDMP for display