thephpleague/color-extractor — pull request #21 by kander (2014-10-20 06:53:32+00:00)
Title: Update Client.php

On my PHP 5.5 environment this failed due to "Call to undefined function League\ColorExtractor\imagecreatefrompng()" - the GD functions which are in the global namespace were not properly referenced. Not sure how this ever managed to work in the first place?