Merge pull request hashicorp#331 from epetrix/master

Merging PR for docstring change.

Author: Robbie McKinstry

api.go

@@ -934,8 +934,9 @@ func (r *Raft) LastContact() time.Time {
 // "last_snapshot_index", "last_snapshot_term",
 // "latest_configuration", "last_contact", and "num_peers".
 //
-// The value of "state" is a numerical value representing a
-// RaftState const.
+// The value of "state" is a numeric constant representing one of 
+// the possible leadership states the node is in at any given time.
+// the possible states are: "Follower", "Candidate", "Leader", "Shutdown".
 //
 // The value of "latest_configuration" is a string which contains
 // the id of each server, its suffrage status, and its address.