First initial commit of bus communication. Responses not handled properly yet
Checkpoint for trying to fix the bus again
New API for callbacks
Fix for invalid start conditions
Simultaneous I2C communication seemingly working
Better handling of interrupts in bus code
Fixed issue with bus_request giving NACK at end of transmission
Concurrent requests handled properly
Redesign of interrupts within bus communication
Updated header file
Address constants for each unit added and some docstrings fixed
Added docstrings for all functions in bus.c
Merge pull request #47 from TSEA56-2014-Grupp-1/bus

Bus to master.