Fix by using existing CIFilter interfaces

objcio / issue-16-functional-apis

Example playground for the article http://www.objc.io/issue16/functional-swift-apis.html

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Closed fcanas closed 9 years ago

fcanas commented 9 years ago

Removed CIFilter extension in favor of interfaces provided by Apple

This may interfere with the pedagogical value as companion code to the objc.io article, but at least it gets it functioning again.