scifio/scifio — pull request #184 by hinerm (2014-05-29 16:59:23+00:00)
Title: Fix imgsaver hack

Removes a hack where the `ImgPlus` given to an `ImgSaver` may have its source overwritten unnecessarily. The writing process has been restructured to be.. smarter.

Also adds an `ImgSaver` unit test class to limit the possibility of writing breaking in the future.