add ipv6_iface_set_routing_provider Allow an application to register a function that decides what to do with IP packets that are not destined for the node. RIOT will call the registered function to forward packets according to the applications routing table.
increased stack size for mac layer packet handling
Merge pull request #274 from benpicco/routing

[RFC] allow applications to register a function to provide routing information
Merge pull request #302 from OlegHahm/radio_stack_size

increased stack size for mac layer packet handling
Merge pull request #294 from authmillenon/rewrite_bitarithm

Use GCC/Clang builtins for bit arithmetics
Merge pull request #290 from authmillenon/posix_strings_header

Add POSIX compatible case insensitive compare
Refactor net module to one include directory