Edward, I think you should request such things either in ts-admins (@wikimedia.org) or in JIRA.
Edward Chernenko writes:
Hi, could someone please install Image::Magick on hemlock? I'm now writing tool to detect resized copies of images (to replace'em with [[Image:Best image name|size]] and mark'em for deletion per WP:SPEEDY I1), and this module is required for it.
-- Ed