Include tasks in auction-work log message

Signed-off-by: Kris Hicks <krishicks@gmail.com>
Rep responds to perform with success after reserving LRP container [#83638690]

Claiming in BBS and running executor container are done in a goroutine.

Signed-off-by: Kris Hicks <krishicks@gmail.com>
Rep starts task in BBS before trying to run container

Signed-off-by: Kris Hicks <krishicks@gmail.com>
Small fixes to tests around starting LRPs [#83638690]
Start task and run container asynchronously after allocating container and returning from Perform [#83638690]