Change NotImplementedError to IOError
Spec for Riak-assigned keys on CRDTs
Allow CRDT initialization with nil keys
Store server-assigned keys into CRDT API object
fix unexpected message name for index responses
Add message for unexpected but an actual error during 2i query.
document nil key
Document nil key and bucket type defaults
document key reader on crdt base
it's a set
fix specs to return a response from operate
Merge pull request #156 from basho/bk-fix-locale-unexpected-message

Fix missing locale key during 2i fetch
Merge pull request #140 from overlycommonname/master

Change NotImplementedError to IOError
Merge pull request #155 from basho/bk-crdt-server-assigned

Riak-assigned keys for CRDTs
Merge remote-tracking branch 'origin/master' into bk-security

Conflicts:
	lib/riak/locale/en.yml