Unify BGPCEP version

BGPCEP project uses a single version, so there is no need to have
multiple properties. This patch squashes the properties into a single
one.

Change-Id: Ib1c9cf4e0d36bab58aa6287606a20efd74ce0018
Signed-off-by: Robert Varga <rovarga@cisco.com>
BUG-632: Pull TCP-MD5 bundles into SP edition

TCP-MD5 support is the next feature to hit BGPCEP, affecting
dependencies of both BGP and PCEP artifacts. This patch prepares SP
edition such that when the changes land it will not experience any
issues.

Change-Id: Id6bd622b2dc4f2364483c93d798a883390864cf3
Signed-off-by: Robert Varga <rovarga@cisco.com>