tools/licenses: add 3c-BSD-atmel3 pattern
tools/licenses: add 3c-BSD-nordic pattern
license: added missing license for msp430 time.h
tools/licenses: remove unused 3c-BSD-clark
cpu/board: update stale redbee license headers
tools/licenses: add 1c-BSD-stanford pattern
drivers/cc2420: use DEBUG_ENABLED instead of DEBUG

compare https://github.com/RIOT-OS/RIOT/issues/2067
dist/cppcheck: handle unhandled condition

When no arguments are given at all, the script would shift when there
is nothing to shift. This results in a failure on debian stable:
```
./dist/tools/cppcheck/check.sh: 20: shift: can't shift that many
```
cpu: rename arm_common to arm7_common

To be more accurate with the naming and avoid confusions.
cpu: arm7_common: added extern C guards
Merge pull request #2062 from OlegHahm/arm7_common_rename

cpu: rename arm_common to arm7_common
Merge pull request #2069 from LudwigOrtmann/cppcheck-fixup

dist/cppcheck: handle unhandled condition
make: strip APPLICATION variable

Trailing white spaces in the application Makefile will cause the build
system to fail otherwise.
Merge pull request #1924 from OlegHahm/strip_application_name

make: strip white space from application name
Merge pull request #2065 from LudwigOrtmann/issue-392

license header + pattern cleanup
Merge pull request #2068 from LudwigOrtmann/debug-enabled

drivers/cc2420: use DEBUG_ENABLED instead of DEBUG
started stuff