added generic deg2rad and rad2deg functions, and changed aoi_func to use generic
rad2deg
first cut at porting bill's curve fitting code from matlab
finished port of curve detection
hid debug output behind a DEBUG define
added capability to test with binarized image
separated main from class, to maximize reuse
fixed iterator in main to not count the first point twice
Merge pull request #1 from gtagency/master

added generic deg2rad and rad2deg functions, and changed aoi_func to use...