Update php/elFinderVolumeDriver.class.php

fix bug to call arguments in function $this->imgResize
Edit CSS, correction for jQueryUI 1.9
Merge branch '2.x' into 2.1
bugfix get_remote_contents()

about safe_mode checker & following redirect in fsock_get_contents().
Merge branch 'd&d_from_browser_window' into 2.1
Merge pull request #451 from anton-slim/2.x

fix wrong parameter of imgResize()
Merge branch '2.x' into 2.1