There is more work to do then confirming invoice.

This follows alarm configuration, which just moves empty (stub) invoices for
next month.

This allow to work in case of Slave Instances.

If partition has related instance, send all required data and "trick" client
side that document is already synchronised.

Basically it reuses bang timestamp, which is controllable property, unlike
getModificationDate

Also update timestamp on each bang.

There are subobjects which do not provide validation state, which can endup in
acquisition of dangerous methods.

It allows to use catalog for searching.

Deliveries need to be edited before.

This is a quick hack to share cache between the buildout runs, it is
required remove /opt/slapos/cache and /tmp/cache_registerComputerPartition*
after every run otherwise informations will be not updated.

Do not use it or merge this change info master, this is just a hack.

We still need it for backward compatibility
This reverts commit 9b0745baf3c1cc1871d0dc3083458e2c20810a34.

Conflicts:
	slapos/grid/slapgrid.py

More than 80 columns makes me kill kittens. One kitten per character.