@rafael  or @tomo 

Please feel free to merge in so we can have deployment tests working back again.

/reviewed-on nexedi/slapos.package!101

  fuse requires to be system wide installed, as it is linked with kernel modules.

  Only 4.9.185 contains the fix from Kiril. For now, debian 8 won't contains it.

  The user can decide set upgrade kernel as True, by doing so, the computer will start
  to automatically upgrade kernel on the next upgrades.

  The invokation of the script is done manually, in future we might have a cron task

   Officially we prefer erp5.net for now.

  We may keep some legacy distros arround for a while, but I'm not sure it can run fully.

  This is too old we may not want to support it anymore

When module was loaded by udev, there wasn't the parameter nested=Y

/reviewed-on !100

default external interface.

OBS can't use the gitclone recipe for Babeld because there is no
network, so we keep the source files resulting of the local build.

/reviewed-on nexedi/slapos.package!99

/reviewed-on nexedi/slapos.package!98

/reviewed-on nexedi/slapos.package!97

various bug fixes.

speed up standalone installation.

/reviewed-on nexedi/slapos.package!96

Ubuntu 18.04 has ansible 2.5. In this version get_md5 changed default
from yes to no (see
https://docs.ansible.com/ansible/latest/modules/stat_module.html)

Warning: this optionwill be removed totally in Ansible 2.9.