Bump loggregator_emitter gem to 3.0

Signed-off-by: John Tuley <jtuley@pivotallabs.com>
Add CPU limit for staging task and running instance

[#62173454]

Signed-off-by: Eric Malm <emalm@pivotallabs.com>
Merge pull request #92 from cloudfoundry/remove_src_type

Bump loggregator_emitter gem to 3.0
Bump warden

Warden shortlog:

Eric Malm (1):
  Revert "Increase niceness of warden containers by 10"

Signed-off-by: Eric Malm <emalm@pivotallabs.com>
Fix staging task spec.

Signed-off-by: Maria Shaldibina <mariash@pivotallabs.com>
Auto-merge remote-tracking branch 'upstream/master'