Username to use when connecting to the database. The user does not have to be
granted any privileges (which is synonym to granting the C<USAGE> privilege),
-unless you want to collectd replication statistics (see B<MasterStats> and
+unless you want to collect replication statistics (see B<MasterStats> and
B<SlaveStats> below). In this case, the user needs the C<REPLICATION CLIENT>
(or C<SUPER>) privileges. Else, any existing MySQL user will do.