ayn/wp-jquery-lazy-load — pull request #6 by kainxspirits (2014-05-04 13:25:46+00:00)
Title: Priority for the action_footer action

It might be a good idea to put a priority higher than the one by default(20). It's actually good practice to put javascript in footer but your script might end up loading before jQuery (and that would prevent it to load properly).