Merge pull request #61 from changbl/working

Add cleanup-zk script
Merge pull request #62 from changbl/working

Fix DHCP and change bin scripts
Polish naming in inception.conf
Merge pull request #63 from powerist/interdc

Polish naming in inception.conf
Multi-tenancy

All outbound packets would first be inspected to make sure
src_mac and dst_mac belongs to the same tenant.
Merge pull request #64 from powerist/working

Multi-tenancy
Gateway flow setup under multi-tenancy

1. Gateway does not have multiple forwarding tables
2. Gateway is pre-defined in inception.conf
Merge pull request #65 from powerist/working

Gateway flow setup under multi-tenancy
Hardcode each VM's tenant id as 1, if tenant_info is None
in inception.conf
Merge pull request #66 from powerist/working

Hardcode each VM's tenant id as 1, if tenant_info is None
Add timeout to gateway flow

The flow is used to bounce back outbound traffic towards
a migrated VM in the local datacenter, which used to be
in another datacenter.
The default timeout is equal to ARP cache timeout.
Merge pull request #67 from powerist/working

Add timeout to gateway flow
Fix bug and code cleanup

(1) Bug: InceptionRpc/InceptionArp/dcenter_to_rpc circular
dependencies

(2) Code cleanup: remove unncessary Inception.single_dcenter and many
occurances of CONF.peer_dcenters