disable statement unlikely for die after exec, sigh
Cope with modern Perl's default @INC
get_source=1: Actually print the header
Allow downloading of database tree source code via dictup CGI scripts
Fix dictionary-update-receiver to cope with new cgi_get_caller
Installation fixes
Rename many things from PCTB to YARRG
Rename main program from ypp-commodities to yarrg
WIP rename pctb -> yarrg