remove etcd library. Use Services cook instead
remove search library from utils
update version and dependencies in metadata
add KTC::Network singletons
remove old eth_lookup
add the other networks to default attributes
update deps with service /etcd upstream
add last_octet method

returns the last octet of a ip address. used in building keepalived
routers
Merge pull request #18 from cloudware-cookbooks/services

Merge in services refactor  for utils