Fix image orientation based on EXIF data #63
Merged
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Proposal for issue #62
PHP doesn't have a proper method to write EXIF data. EXIF data contain image orientation which is used by many camera to display image in the right orientation.
This PR read EXIF and apply a transformation to image to keep it in right orientation.
PS: you can used this images to tests the code (https://drive.google.com/file/d/0B-bWnVSgvyP-Vmp3T0ZCd1ZBb2s/view?usp=sharing)