[KVM SR] Update eggs versions.
fixup! KVM: convert kvm instance profile to jinja2.
[KVM SR] publish nat rules as parameters.
[Resilient stack] Allow to define complete backup periodicity.

In cron format.
[KVM SR] Update kvm resiliency test to follow resiliency parameter format change.
[Resilient stack] Increase number of kept backups to 2 weeks.
Merge remote-tracking branch 'origin/master' into erp5-component
version up : MariaDB 10.0.5.
specify the location of pcre.h that is used in some header files in MariaDB 10.0.5.
version up : LibreOffice 3.6.7.2.
version up : MariaDB 10.0.6.
Merge branch 'erp5-component' into erp5