add blobs for release v187
Merging deployed version v187 to develop branch
Bump src/collector

Bump cloudfoundry/collector:
  Andrew Poydence:
     Replace LoggregatorServer handler with DopplerServer ( Travis Success: https://travis-ci.org/cloudfoundry/collector/builds/36596338 )

Signed-off-by: John Tuley <jtuley@pivotal.io>