use debug instead of printf
added missing initialization for cc2420 abort counter
change the bloom filter to filter arrays of bytes

current implementation of the bloom filter only
handles c strings, this commits changes the hash
functions to work on byte arrays.

additionally I did:
	added to more hashes
	moved hashes in its own sys folder
Merge pull request #176 from mehlis/bloom-bytes

Bloom bytes
Merge pull request #177 from OlegHahm/cc2420_fixes

Cc2420 fixes
clean up nativenet, add src addr
documentation for nativenet interface
make tapsetup.sh more verbose
fix NATIVE_MAX_DATA_LENGTH
Merge pull request #170 from LudwigOrtmann/nativenet_cleanup_and_srcaddr

clean up nativenet, add src addr
initialize rx_buffer_next explicitly
Merge pull request #181 from LudwigOrtmann/nativenet_init_rx_buffer_next_explicitly

initialize rx_buffer_next explicitly
Fix some clang warnings in native
also cleans up a bit
fix spelling & warning of _heap_handler parameter
Merge pull request #183 from LudwigOrtmann/fix_sc_heap_unused_warning_spelling

fix spelling & warning of _heap_handler parameter
Merge pull request #182 from LudwigOrtmann/make_clang_happy

Fix some clang warnings in native