split demo project and common libraries
split uart code into individual functions
more uart registers
Add Cortex-M4 registers
Add Cortex-M4 registers
correct register access macros
Merge branch 'master' of https://www.unsads.com/scm/git/freestella

Conflicts:
	libfreestella/include/cortexm4.h
added GPIO registers
added a routine to configure GPIOs
add RMW defines
fix projects
fix some spaces
prepare for uart configuration
change licence headers
imported libgcc routines, waiting to discover how to avoid that.
hello world should work now.
options pour cortex M4
refactorigs
generate binary files
enable DEN bit in gpio
define gdb remote parameters
do not use an LD STARTUP() command since the entry point is stored in the arm vectors, and does not need to be the first address in the .text section.
pins for leds.
partial hardfault handling
ahb access shall be enabled via a register configuration
no more hardfault
LED is RGB blinking, GPIO write understood.
correct registers in uart init
puts before main loop
add non blocking uart write
uart now works (currect regs used...)
initial stdio functions