Simple Don't repeat yourself.

  This change allow us simplify accross the instances usage of logrotate

  If the password file is overwriten by a third part application,
  an wrong n can be added to the file. The change on this recipe
  allow us automatically fix this miss behaviour.

component/autoconf: call autom4te during build with SlapOS perl explicitly to avoid shebang line length limit.

  as buildout.hash.cfg uses templates/.. filename has to be defined here again.

  The testsuite folder is used to change default software type while test slaprunner/kvm as
  currently the erp5testnode don't support diferent software type than default.

  Probably this folder will be removed or re-purposed in future.

background: firefox 51 outputs non-ASCII character when it is terminated and current erp5.util cannot recognize well if the test finishes.
this commit is a workaround for this issue, so that we can use firefox 51 without touching ERP5TypeFunctionalTestCase, that is important to test old ERP5 revision.

also quote arguments.

This is a follow-up of commit 8f032e6d:
Bison is only required when building from the repository.

 Life is too short to update md5sum by hand.

  git clone of slapos.cookbook-repository is already present on slapos stack.

Added password generation and monitoring to jupyter instances. Todo: Password editing at the monitor.

A redo of [this](!148) merge request. I messed up with some merge conflicts on the old one and thought it would be faster to make a new one...

@alain.takoudjou  @Tyagov 

/reviewed-on !156

stack/slapos: version up zc.buildout 2.5.2+slapos007 to solve issues with very long shebang scripts.

This reverts commit 515795ea

  Move instance-monitor.cfg to buildout.hash.cfg

/reviewed-on nexedi/slapos!151

/reviewed-on nexedi/slapos!154