- change of travel_mode is now indicated, ie. ferries, shuttle trains, etc.
- update car and foot profiles, add ferry mode
- support for maxspeed tags in the form of 'countrycode:zone type' for car profile
- support way surface, tracktype, smoothness tags in car profile
- ability to get multiple points from /nearest by using num_results argument
- use double precision floating point math to fix some rounding issues
- fixed a number of bugs in the compressed graph format
- use smarter caching in the test suite, speeds up re-runs.
- remove compile-time time stamps for less rebuilds
- replace boost::variant w/ mapbox::util::variant
- tighter C++11 integration
- enable partitioning on link-time optimization, good riddance GCC 4.7
- better checking for luabind compilation, fixes some OSX woes
- use object libraries in cmake

Potentially breaking changes:
- removed remaining GCC 4.7 support
- the server API has changed to include travel mode
- bumped minimum CMake to 2.8.8