move mc1322x MACA implementation from the boards repo to RIOT repo
fixup payload offset calculation for fragmented packets
improve headline in native README
Merge pull request #235 from LudwigOrtmann/README_update

improve headline in native README
valgrind support
make Makefiles proof for spaces in $PATH
Merge pull request #209 from BytesGalore/fix_payload_offset

Fix payload offset
Merge pull request #97 from OlegHahm/makefile_windows_fixes

merged zkasmi/makefile_fixes to makefile_windows_fixes
Merge pull request #230 from LudwigOrtmann/issue_154

valgrind support for native
fix debug handling
only include debug functions if needed
get flags for objcopy from platform dependent includes
free reference pointer, fix indentation
Merge pull request #242 from LudwigOrtmann/issue_240

free reference pointer, fix indentation
initialize processing field in nativenet tap
Merge pull request #243 from LudwigOrtmann/initialize_nativenet_packet

initialize processing field in nativenet tap
fixed includes and some data types for RPL
fixup added missing initializer brackets
fixup changed RPL_ROOT_RANK to 256
fixup changed DEFAULT_OCP to 0 (of0)