Merge pull request #30 from tomasdubec/custom/folsom

BUGFIX: PCI-3147 create iptables for stopped instances after host boot
FEATURE: PCI-3186 Show auto-assigned IP's in floating-ip-list
Merge pull request #31 from msurovcak/custom/folsom

FEATURE: PCI-3186 Show auto-assigned IP's in floating-ip-list
BUGFIX: PCI-3231 speed up get_floating_ips nova API call via updating SQL and thus making hundreds of RPCs and SQLs unnecessary