Bukkit/CraftBukkit — pull request #816 by V10lator (2012-07-11 11:54:27+00:00)
Title: Added getRemainingDelay to the CraftScheduler

This nice new request allows it to get the remaining time till a task gets executed.
More information at the associated ticket: https://bukkit.atlassian.net/browse/BUKKIT-1912
Asociated Bukkit pull request: https://github.com/Bukkit/Bukkit/pull/634