Imply debugging by dry mode

It's hardly usable when silent

src/include/mkit.sh

     #
     # Check for ini file and some variables
     #
+    $MKIT_DRY && MKIT_DEBUG=true
     MKIT_PROJ_PKGNAME=$(ini 1value "project:pkgname")
     test -f "$MKIT_INI" || die "cannot find mkit.ini: $MKIT_INI"
     test -n "$(tr -d '[:space:]' <<<"$MKIT_LOCAL")" \