st: Bugfix to -moremata- on SSC

["Jann Ben" <ben.jann@soz.gess.ethz.ch>]

Thanks to Kit Baum, an update to the -moremata- package 
is available from SSC.

This update fixes some bugs (sloppy treatment of optional 
arguments).

To install the update, type

 . ssc install moremata, replace

Cheers,
ben

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