board/f4vi1: enabled support for C++
Merge pull request #2035 from haukepetersen/fix_f4vi1_cpp

board/f4vi1: enabled support for C++
Travis: use different emdebian mirror for now
Merge pull request #2057 from LudwigOrtmann/emdebian

Travis: use different emdebian mirror for now
sys: net: Initial import of a general interface to a network protocol
Merge pull request #1448 from authmillenon/network-layer-interface

sys: net: Initial import of a general interface to a network protocol
sys/auto_init: add support for periph_rtc
sys/auto_init: add support for periph_random
examples/default: use periph_rtc
examples/default: use periph_random