[ENHANCEMENT] Field Calibration Code

[Ferris-Bueller7]

Created field calibrator so we can get accurate positions of different scoring objects on the field.

How to use:

1. Set global to FIELD_CALIBRATION
2. Place Robot on field where you want the coordinates recorded (with correct orientation)
3. Hit A on driver controller to see X Y and Rotation data printed to console.
4. Record Data and field element you are gathering data for (Red Coral Reef Face One, etc.)