Revert change of loggregator_emitter config

Signed-off-by: Stephan Hagemann <stephan@pivotallabs.com>
Newest loggregator binaries

Signed-off-by: Stephan Hagemann <stephan@pivotallabs.com>
vsphere infrastructure: add z2 loggregators
Merge git://github.com/cloudfoundry/cf-release