[trac930] add new messages into the message file of Auth and Boss

when validation of statistics data to send to statistics module is
failed.

src/bin/auth/auth_messages.mes

@@ -257,4 +257,7 @@ request. The zone manager component has been informed of the request,
 but has returned an error response (which is included in the message). The
 NOTIFY request will not be honored.
 
+% AUTH_INVALID_STATISTICS_DATA invalid specification of statistics data specified
+An error was encountered when the authoritiative server specified
+statistics data which is invalid for the auth specification file.
 

src/bin/bind10/bind10_messages.mes

@@ -198,3 +198,7 @@ the message channel.
 % BIND10_UNKNOWN_CHILD_PROCESS_ENDED unknown child pid %1 exited
 An unknown child process has exited. The PID is printed, but no further
 action will be taken by the boss process.
+
+% BIND10_INVALID_STATISTICS_DATA invalid specification of statistics data specified
+An error was encountered when the boss module specified
+statistics data which is invalid for the boss specification file.