Implemented auto rotate event listener on image.put event.
The event listener calls upon the autoRotate transformation transformin the image based on the exif orientation tag; rotating and flipping the image if necessary before setting the orientation exif tag.
Added unit test for auto rotate transformation
Renamed fixtures to be more self explanatory
Removed (c) Kristoffer...
Alterations after PR feedback
Moved test from unit to integration suite. Also added a data provider for the different images
Added missing docs
Updated ChangeLog and docs