Type and provider for quantum_floatingip_pool
Parser function for calculate autogenerated floatingip pool size

Returns:
10 for big allocation size
1/2 of pool size for middle allocation size
0 if allocation size too small
Merge pull request #742 from xenolog/PRD-2373

Type and provider for quantum_floatingip_pool
Add support for older cciss devices

add detection for if devname is cciss and insert seperator if necessary
Add cciss device support for Ubuntu
Change some radosgw order some

attempts to fix issue with radosgw sometimes not starting correctly