Initial version around CMake
* Some sandbox tests
* Added the robocom/client component with a couple of classes and a unit test
  bare bones.
Common stuff: error reporting macros, sized integer typedefs, byte swapping
The Message type for client-arduino protocol
* Added a robocom/shared library for the message infrastructure shared between arduino and the client. Added unit tests.
* Created classes for some of the messages.
* Added unit tests for the client that actually talk to arduino
* Other improvements... too many to list
Infrastructure for the control server
Ported the robot control server to the new infrastructure
Initial commit
Removed the sandbox garbage
Changed baud rate to 57600 because XBees were dropping packets, added samples