[FELIX-4353] Remove special BREE checking

BREE checking is now done through generic capabilities and requirements, as required by the Core R5 spec (see commit r1560317). Therefore the special BREE checking code can be removed, which is what this commit does.


git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1563091 13f79535-47bb-0310-9956-ffa450edef68