Fixed: backup.pl doesn't compress database dump on non-MySQL-dumps (bug#10155).
Fixed: backup.pl doesn't compress database dump on non-MySQL-dumps (bug#10155).

mbeijen/otrs-1,capeit-tto/otrs,noritnk/otrs,capeit-tto/otrs,mbeijen/otrs-1,noritnk/otrs,vlascoder/otrs,vlascoder/otrs,capeit-tto/otrs,vlascoder/otrs,noritnk/otrs,mbeijen/otrs-1