Thibault Jouan 3b413a242f Implement `set?' task keyword:
When called from a task, will return true when given key exists and
false when key does not exist.
2014-11-18 16:48:11 +00:00
..
2014-10-10 23:58:20 +00:00
2014-09-16 21:15:25 +00:00