Fixes: HAProxy 1.5 config changes

HAProxy 1.5 configuration syntax has changed from the previous version.
Moving the configuration to something that HAProxy 1.5 understands

Change-Id: I84cfd214a7dc14113faeb29b616af2ce39a619f5
Closes-Bug: 1374204
Merge "Fixes: HAProxy 1.5 config changes"