update readme for general project information
update readme for general project information

compassci recheck

Change-Id: If67dc9e62f57213059484ed1abd95789b34ea972

stackforge/compass-core,baigk/compass-core,openstack/compass-core,openstack/compass-core,baigk/compass-core,openstack/compass-core,baigk/compass-core,stackforge/compass-core,openstack/compass-core,stackforge/compass-core,stackforge/compass-core