GPUImageToneCurveFilter # initWithACVData added
Added texel spacing adjustments to the opening and closing filters.
Experimented with direct image processing from disk using stb_image.c. 10X slower than traveling through UIImage, though.
Made header files public and incorporated the radius-3 Kuwahara filter with the project. Rolled back experiments with image file loading.
Updated the documentation for all of the new filters added in recent months.
prevent header files from being copied public
Fix a issue that GPUImageMovie instance is retained by block object but not released.
fixed iOS 6.0 deprecation warning on dispatch_get_current_queue()
Merge pull request #883 from proth/master

fixes bug with header files in static library
Started adding FAST corner detector.
Merge branch 'master' of github.com:BradLarson/GPUImage
Fixed the all the erosion and dilation filters after breaking them earlier.
Merge pull request #889 from hdevejian/master

 	fixes iOS 6.0 deprecation warning on dispatch_get_current_queue()
Merge pull request #888 from haileigu/upstream

Fix an issue that GPUImageMovie instance is retained by block object but not released
Merge pull request #698 from myeyesareblind/master

GPUImageToneCurveFilter: initWithACVData
Implemented a correction to the normal blend filter suggested by Ruochuan Du.
resolved merge conflict