Add package porting infomation
added some debug output
Fixed doxygen comments, focused on file headers and group definitions
Fixed a lot of comments by removing tabs and correcting format.
Added the boards folder to the doxygen tree

- added boards to riot.doxyfile
- fixed group definitions for all boards
Fixed doxygen inconsistensies in sys
added OFLAGS to Makefile.include for telosb
Merge pull request #251 from haukepetersen/comments

Fixed doxygen comments, focused on file headers and group definitions
add documentation for auto_init (fixes #43)
Merge pull request #424 from OlegHahm/document_auto_init

Document auto init
Merge pull request #431 from thomaseichinger/telosb_oflags

TelosB: added OFLAGS to Makefile.include
Merge pull request #427 from mehlis/hwtimer-debug

added some debug output
Merge pull request #338 from authmillenon/package_porting_doc

Add package porting infomation
nativenet zep implementation
osx zep support
improve zep section
IP config
wip
wip
fixup