Adding an option to disable sleeping between add/remove ELB tasks

This is useful for testing, so we don't have to wait 5 more minutes.

Change-Id: Iaeb52d14bd23723bdd380c6da1a58619903f9e11
Fixed spec tests

Change-Id: I7405fb2da68896c368a90c4334b80d6761891ccc
Merge "Fixed spec tests" into red_black