Core Image Labo app analytics for September 12

Core Image Labo is a developer tool for testing a Core Image filter chain. CIFilters with scalar input parameters are currently supported. CIFilters that require a background or target image are also supported. All other CIFilters are optionally listed for reference. ・Filters can be enabled and disabled by tapping the filter name. ・Filters can be added, reordered, and removed. ・Multiple filters of the same type can be added. ・Export the final image and JSON filter chain for later use. Core Image Labo is open source, so feel free to contribute bug fixes, new features, a better filter support.