Separate frame code
Separate out background & frame detection code
separate (unused) shadow detection code
minor change to actually import shadow code
contour metrics allow various outputs
Get spreadsheets working
Swap google spreadsheets for a simple text file
Small logic changes, output final image
Merge pull request #1 from ealarsen/master

Color Circle Detection
Circle detection by yan
Merge remote-tracking branch 'upstream/master'
Updated color circle detection

8 November 2014: Detecting RGB color circles. 18 images tested, 15 with
circles. Of 15: 2 with 1 false positive, 2 with 1 circle missing, 1 with
all 3 circles missing. Of 3 without circles, 1 false positive.