Merge branch 'fix_includes_for_msp430' of github.com:OlegHahm/RIOT into fix_includes_for_msp430
removing unsupported board olimix_lpc2148
moved pllfeed inline function to header

Also removed useless copyright header.
fixed support for pttu board
removed unnecessary includes in RIOTBASE/Makefile
added paragraph about stack sizes and fixed formatting
added docclean target and replaced make calls by variables
fixes bug in telosb board.h introduced by PR #459
Merge pull request #528 from OlegHahm/fix_make_doc

Fixing 'make doc'
Merge pull request #524 from OlegHahm/board_cleanup

Board cleanup
Merge pull request #537 from thomaseichinger/telosb-fix-cpu-speed

fixes bug in telosb board.h introduced by PR #459
updated INCLUDES part for the dist Makefile
Merge pull request #538 from OlegHahm/dist_Makefile_update

updated INCLUDES part for the dist Makefile
Create transceiver address type

Motivated by the fact that we might want to support hardware addresses
longer than 16-bit one day. This patch makes it easier to change the
size of addresses.
Add getter and setter of long addresses to transceiver
Piggyback some coding convention fixes
Implement net_if module
Add shell commands for interface configuration
Add test cases for net_if module