kontrol: add unique ID under the kites path
kontrol: split etcd related query functions into separate file
kontrol: fix query searching
kontrol: fix tests
kontrol: enable ID based querying. Everything works fine now.
kontrol: create KontrolNode to tidy up operations around etcd nodes
kontrol: refactor node into separate file
kontrol: add Kites type and refactor GetKites according to this
kontrol: final touches
Merge pull request #51 from koding/kontrol-id-query

kontrol: implement ID based query and bug fixes