Merge branch 'master' of github.com:RIOT-OS/RIOT into safest_demo
Merge remote-tracking branch 'ludwig/native_fixup' into safest_demo
Merge branch 'safest_demo' of github.com:OlegHahm/RIOT into safest_demo
Merge branch 'safest_demo' of github.com:OlegHahm/RIOT into safest_demo
explain loop in transceiver_register
Merge pull request #372 from LudwigOrtmann/transceiver_foo

explain loop in transceiver_register
reset context before makecontext call, check

check return value of swapcontext
replace 1 with EXIT_FAILURE in all err calls
add in_isr sighndl safeguard
mitigate against signals when signals are off
mask all signals in signal handler
rework sigmasks

only mask signals actively being used
always enable shutdown
Merge remote-tracking branch 'ludwig/native_fixup' into safest_demo

Conflicts:
	cpu/native/irq_cpu.c
remove all vtimers before (re)scheduliing it
Merge branch 'trickle_dao_fix' into safest_demo
fix the bloody longterm vtimer bug

You know who you are, I'm looking at you!
Merge remote-tracking branch 'ludwig/vtimer_fix_longterm' into safest_demo