[CVSreport] CVS: $runcommand improved

[Vincent C. <v....@ze...>]

(I wish I could setup CVSreport on SourceForge ! :))

http://cvsreport.sourceforge.net/

- run $usercommand even if $userlist is empty
- export CVS_REMOVED, CVS_ADDED and CVS_MODIFIED, CVSUSER, CVSROOT env. var for $usercommand