Also, simplify syntax (no need for a loop).
Also, actually propagate error from all commands.

version up : groonga 3.0.0 and mroonga 3.0.0. add groonga-normalizer-mysql to support utf8_general_ci collation.

* add lzma support
* add xml support
* rsvg conversion is provided by rsvg-convert instead of librsvg
* specify ghostscript fonts directory

Because thai mirror is too slow from here

Conflicts:
	component/libreoffice-bin/buildout.cfg

Conflicts:
	component/rpm2cpio/buildout.cfg

This reverts commit fa5d2eb4.

also remove drop.gets.patch that is no longer required.