FlowFarneback pyramidScale must be < 1

Since it causes a crash, it might be worth it to set it to 0.99 if it's >= 1.

courtesy: 1 character pull request guy
Merge pull request #106 from jefftimesten/patch-1

FlowFarneback pyramidScale must be < 1
added reset to Calibration
Merge pull request #109 from obviousjim/reset-calibration

added reset to Calibration
ContourFinder option to sort contours by size

- new method setSortBySize() allows the user to specify whether
  contours should be sorted by decreasing area.  Not setting this
  flag (or setting it false) keeps the existing behaviour.
Merge pull request #111 from totalgee/sortContours

ContourFinder sorts contours by size; can return a fixed number
Allow setting of image type to more than just OF_IMAGE_GRAYSCALE.
Some fixes in calcFlow when OpenCV is a newer visior with buildOpticalFlowPyramid.
Merge pull request #112 from ngbrown/fixFlow

Flow changes: forced image type and pyramid generation fixes
adding a shader based flow distortion example and some little mods to flow and helpers
Merge branch 'master' of github.com:kylemcdonald/ofxCv
better flow distort w shader and cleaned up Flow: removed ofImage, templated inputs, working on #114
added ofxCv::copyGray and made more progress on #114
accidentally a RateTimer
ignore xcworkspace
closes #115
allow grayscale image to be tracked
allow grayscale image to be tracked
Merge http://github.com/kylemcdonald/ofxCv
ObjectFinder.update() takes grayscale images into account