fix some compiler warnings
* fixed a copy&paste error in hwtimer_arch.h
make sendto() and accept() interfaces conform to POSIX, doesn't change anything as addrlen is unused anyway
Merge pull request #20 from benpicco/master

Make sendto() and accept() interfaces conform to POSIX,
* removed unnecessary includes from msp430-common files
Merge branch 'master' of github.com:RIOT-OS/RIOT
* fixed fileending
* removed manual.doc
* removed outdated occurrences of (u|µ)kleos and FeuerWare
* changed html stylesheet to custom one
* fixed path for riot.css
* created a mainpage for the RIOT documentation
* removed outdated (and probably confusing) FeuerWhere project as an author
* included modifications suggested by Ludwig
* renamed makefiles to Makefile
* replaced new Makefile name in Makefiles
Merge branch 'master' of github.com:RIOT-OS/RIOT
* added a Makefile.include for generic includes
Update mainpage.txt
Merge branch 'master' of github.com:RIOT-OS/RIOT