This tool allow to have hot backups of mysql. innobackupex is referred
directly, but xtrabackup_51 is just linked into instance bin directory,
which will be later passed in environment.

Also include patch required for build process.

distributed cache plugins correctly

other parameter was storing and transforming a list as string which was then render as fast input title, now store the string value only

This reverts commit 4d67c5a4.

It is not safe to have fallback in administration, and log rotation is
always nice feature.

Thanks to appending suffix to apache configuration it is possible to
have multiple apache configurations listening.

erp5.recipe.testnode is specific testnode for ERP5,
so it must be in this repository.

The path slapos/recipe/testnode should be much better,
but for now all tools are not ready for it.
slapos/recipe/erp5.recipe.testnode must be renamed
to slapos/recipe/testnode soon.

Drop support for svn based autoversioning and bump up manually the
release.

As passed value is list of list it is requires to fetch first element
of first list.