Issue: 696

`crate should be corrected to create.` as per elastic#696

Author: ao

elasticsearch/transport.py

@@ -132,7 +132,7 @@ def add_connection(self, host):
 
  def set_connections(self, hosts):
  """
- Instantiate all the connections and crate new connection pool to hold
+ Instantiate all the connections and create new connection pool to hold
  them. Tries to identify unchanged hosts and re-use existing
  :class:`~elasticsearch.Connection` instances.