Devour has a cooldown bug.
It can immidiately be used as soon as the consumed creep disapear.
Normal devour cooldown is 40s, but when I used Naga Siren, this skill is available faster than the it should be
Played on 4th of September, using 6.78c v3a
This is the replay : http://wc3parser.com...=1378309555.w3g
the bug can be found around minute 27-28
or about 31.25 and 31.40
