man page fixes

README.turnserver

@@ -122,8 +122,7 @@ User database settings:
 		for secret-based timed authentication in TURN RESP API.
 		The connection string format is like that:
 		 
-		"mongodb://[username:password@]host1[:port1][,host2[:port2],...
-			[,hostN[:portN]]][/[database][?options]]"
+		"mongodb://username:password@host:port/database?options"
 		See the INSTALL file for more explanations and examples.
 		
 		Also, see http://docs.mongodb.org/manual/

man/man1/turnserver.1

@@ -184,8 +184,7 @@ for secret\-based timed authentication in TURN RESP API.
 The connection string format is like that:
 .RS
 .PP
-"mongodb://[username:password@]host1[:port1][,host2[:port2],\.\.\.
-[,hostN[:portN]]][/[database][?\fIoptions\fP]]"
+"mongodb://username:password@host:port/database?\fIoptions\fP"
 See the INSTALL file for more explanations and examples.
 .PP
 Also, see http://docs.mongodb.org/manual/