CLOUDSTACK: Static IP address assignment for VM

Signed-off-by: sanjeev <sanjeev@apache.org>

Incorporated review comments for review request 23614
CLOUDSTACK-6823 : First code drop for Brocade Network plugin to orchestrate Brocade VDX switches for L2 connectivity

Signed-off-by: Hugo Trippaers <htrippaers@schubergphilis.com>
Add empty findbugs exclusion files for the new modules