added openstack inf to go agent

Signed-off-by: dmitriy kalinin <dmitriy@pivotallabs.com>
allow openstack to use root partition for ephemeral storage

Signed-off-by: dmitriy kalinin <dmitriy@pivotallabs.com>
extracted alert sender

Signed-off-by: dmitriy kalinin <dmitriy@pivotallabs.com>
avoid sending alerts with severity=ignored

Signed-off-by: John Foley <jfoley@pivotallabs.com>
simplify dummyDevicePathResolver

Signed-off-by: John Foley <jfoley@pivotallabs.com>
clened up import

Signed-off-by: John Foley <jfoley@pivotallabs.com>
allow registry to use server name for registry instance identifier

Signed-off-by: John Foley <jfoley@pivotallabs.com>
refactor and rename concrete registry test

Signed-off-by: John Foley <jfoley@pivotallabs.com>
include GinkgoRecover() to see better error messages

Signed-off-by: John Foley <jfoley@pivotallabs.com>