preparing for merge with raspberry pi. added percentDrive, and calculation for how fast to go forward / back
Remove this testing
Remove excess old code
Revert "Make everything return speed (free for all modes)"

This reverts commit d7b1a0bf3596523b3ba5338d8267b4edd8a5c901.
Add full left or right turning
Get current angle from camera via Serial
Change speeds, add blinking, add reverse when too close
Remove LED flashing, decrease delay
Remove proportional driving.
Merge pull request #4 from tlunter/distance_detection

preparing for merge with raspberry pi. added percentDrive