Improve scribe throttling logic to only check queue size of the stream involved
deny the request(batch of messages) iff all store queues are full(non empty)
change the comment
move the comment
should not throttle if messages are from blank category
Merge branch 'master' into throttle
Merge pull request #33 from rajubairishetti/scribe-29

Improve scribe throttling logic to only check queue size of the stream involved
Merge pull request #34 from rajubairishetti/throttle

Deny the request(batch of messages) iff all store queues of a msg category are full
Merge branch 'master' into scribe-32