Fix comments
unittests: Simplify module-wise rebuild
Merge pull request #1612 from authmillenon/tests_nativenet_expect

tests: Add expect script for nativenet tests
cpu/nrf51822: added driver to get CPUID
test/periph_cpuid: renamed cpuid test application
board/pca1000x: added/fixed dist scripts

- pca10000: added author to debug.sh
- pca10005: added debug and reset scripts
- pca10005: fixed flash script
- pca10005: adjusted env vars in Makefile.include
Merge pull request #1620 from authmillenon/unittests-easy

unittests: Simplify module-wise rebuild
cpu: atmega_common: Initial import
cpu: atmega2560: Initial import
board: arduino-mega2560: Initial import
tests: blacklist failing test on arduino-mega2560
sys: inet_pton: conditional include for atmega2560

    include sys/types.h conditionally for atmega2560
    Without this change test/unittests fails to build due to a missing
    declaration of ssize_t
Merge pull request #1420 from N8Fear/initial_import_arduino_mega2560

board: cpu: Initial import of the Arduino Mega2560
Merge pull request #1621 from haukepetersen/add_nrf_cpuid

cpu/nrf51822: added cpuid driver
doc: fix more license headers

Remove some cruft, set correct lgpl versions, update to lgpl where
this had been overlooked in the past, fix odd comment style...
Merge pull request #1616 from krf/fix-warnings

Fix comment
Merge pull request #1624 from LudwigOrtmann/headacheheaders

doc: fix more license headers
tests: print expected duration in hwtimer_wait
Ensure hwtimer_spin() won't wait for an unreachable stop counter value
without using a costly MOD operation
Merge pull request #1625 from LudwigOrtmann/hwtimer_wait_duration

tests: print expected duration in hwtimer_wait