This format must always be used in parameters to request instances.

See also http://www.freedesktop.org/software/systemd/man/systemd.timer.html
for online manpage.

First move to a clean KVM wrapper. And must faster maintenance/feature adding.

Doing fast&dirty code is nice, but only if you don't maintain the code yourself.

Conflicts:
	stack/erp5/instance-tidstorage.cfg.in

Note: Duplicates code, and heavy use of recipes.

Also, rename test CA directories so it's obvious they are designated for
tests.

Otherwise it's never evaluated, and in turn binary-link is not when unit
tests are disabled.
Also, follow surrounding coding style.