Switch to more accurate name

playbooks/library/mongodb_rs_member → playbooks/library/mongodb_replica_set

@@ -2,11 +2,12 @@
 
 DOCUMENTATION = """
 ---
-module: mongo_rs_member
+module: mongodb_replica_set
 short_description: Modify replica set config.
 description:
   - Modify replica set config, including modifing/adding/removing members from a replica set
-    and changing replica set options. Uses replSetReconfig and replSetInitiate.
+    changing replica set options, and initiating the replica set if necessary. 
+    Uses replSetReconfig and replSetInitiate.
 version_added: "1.9"
 author:
   - Max Rothman
@@ -54,7 +55,7 @@ options:
 
 EXAMPLES = '''
 - name: Basic example
-  mongo_rs_member:
+  mongodb_replica_set:
     username: root
     password: password
     rs_config:
@@ -65,7 +66,7 @@ EXAMPLES = '''
           hidden: true
 
 - name: Fully specify a whole document
-  mongo_rs_member:
+  mongodb_replica_set:
     username: admin
     password: password
     rs_config:
@@ -149,7 +150,7 @@ def set_member_ids(members, old_members=None):
     return members
 
 def get_matching_member(member, members):
-    '''Return the rs_member from `members` that "matches" `member`'''
+    '''Return the rs_member from `members` that "matches" `member` (currently on host)'''
     match = [m for m in members if m['host'] == member['host']]
     return match[0] if len(match) > 0 else None