Rename some files
More refactoring of HAL modules; add config_hal.h
HAL and config refactoring
Add some build config options to build for small Flash
Update the Crossworks project
Clean up SPI, add config
Merge branch 'edge' of https://github.com/bobc/R2C2_Firmware into edge
Move code from app_main() to main.c
Rename mendel.c to printer_task.c; move config files to board dir
Tidy up; move machine.h into config_app.h
Tidy up printer_task
Add board/* files for smoothieboard
Rename readme file
Update readme