renamed SUCCESS constant in sixlowerror
general clean up

make some variables volatile
remove rx_buffer_next from header
more DEBUG output
fix warnings
coding conventions
change puts to DEBUG
rename end-context/stack
Merge pull request #227 from LudwigOrtmann/native_cleanup

Native cleanup
Merge pull request #220 from OlegHahm/sixlowerror_relabeling

renamed SUCCESS constant in sixlowerror
guard rtc syscall
native fix cpu_switch_context_exit
fix native ctxt switches

fix disableIRQ (remove context switch)
fix enableIRQ (make context switch delay-safe)
change interrupts-off signal-catch behaviour from error to warning
add context switch memory location warning
Merge pull request #229 from LudwigOrtmann/native_fix_syscall_segfault

fix some segfault sources in native
merged zkasmi/makefile_fixes to master
fixed includes and timex initialization in ping lib
only cosmetics
Remove carriage returns

Git for windows handles those by itself
started adding at86rf231 driver

at86rf231 TX and RX

driver is using vtimer instead of hwtimer_ functions, TO CHECK

vtimer debug function prototype fix
added AT86RF231 payload size
fixed some ifdefs and added necessary includes to transceiver.h
Remove carriage returns

Git for windows handles those by itself
started adding at86rf231 driver

at86rf231 TX and RX

driver is using vtimer instead of hwtimer_ functions, TO CHECK

vtimer debug function prototype fix
added AT86RF231 payload size
bugfixes : #endif was missing, and TRANSCEIVER_AT86RF231 was colliding with another transceiver.
fixed some ifdefs and added necessary includes to transceiver.h