fixed merge channels
prewitt operator added for edge detection
added docs
fixed indent error
graynp need not be uint64
removed graynp
Fixed spellings, updated self-update URL and other URLs
Fixes issue 394
Added conversion to numpy cv2 array
Merge pull request #437 from codetab/Shell-Tutorial

Fixed spellings, updated self-update URL and other URLs
Update README.markdown
Added MOGSegmentation.py - Example of MOG background segmentation
Merge pull request #445 from kinocksebastian/patch-2

Update README.markdown
Update README.markdown
Fixed __init__.py import
Merge branch 'prewitt_op' of github.com:rajatkapoor/SimpleCV into develop
MOGSegmentation now checks that cv2.BackgroundSubtractorMOG is available
updated docs theme paths
Merge branch 'develop' of github.com:sightmachine/SimpleCV into develop
Merge pull request #432 from rajatkapoor/merge_channels

fixed merge channels