Fixed a crash in CommandLine mechanism when usage message is called up for programs that have no "extra" parameter and corresponding usage appendage.  Initial patch by "Crazy Pete" <crazypete62@yahoo.com>, fixed and extended by me.
Fixed a crash in CommandLine mechanism when usage message is called up
for programs that have no "extra" parameter and corresponding usage
appendage.  Initial patch by "Crazy Pete" <crazypete62@yahoo.com>, fixed
and extended by me.


git-svn-id: 1a57124bbb9aca193a920d0ffd753d488afb922b@2673 5946f024-35f4-0310-b1b3-9a3be3380cfb

veprbl/mysqlpp,veprbl/mysqlpp,veprbl/mysqlpp