Adds `OGImageView`#30

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artgillespie wants to merge 18 commits into

Commits on Aug 11, 2013

remove redundant `CGImageSoureCopyPropertiesAtIndex`
artgillespie
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Commits on Aug 27, 2013

Commits on Mar 14, 2014

test coverage for some issues that have cropped up in our apps
sixten
committed
when someone tries to cache an empty image/key, don't crash in production
sixten
committed
handle invalid alpha options; creating bitmap context may fail
sixten
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Commits on Mar 27, 2014

Merge pull request #32 from sixten/gif-fix
artgillespie
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Commits on Nov 4, 2014

Commits on Jul 3, 2015

Merge pull request #34 from sixten/six-plus
artgillespie
committed