begin to flesh out catalog endpoints; go through and write TODOs for missing features
flesh out docstrings for the Catalog API
typo
match ordering of endpoints in the documentation to the main Consul documentation
flesh out documentation for index and consistency arguments to Catalog methods
reformat example responses
assert consistency is valid
order tests in the same order as the endpoints
return X-Consul-Index from catalog.nodes
flesh out implementation for catalog
add support for consistency modes to the Catalog API
support consistency in kv.get; support index in the Catalog API
add a test to check catalog works OK from tornado; particularly blocking on an index