Make cloudooo use Python 2.7
add libtheora-png_sizeof.patch to build libtheora with libpng-1.6.
Initial Cloudooo Cluster setup

This use haproxy and configureable amount of cloudooo instances (via parameters).
make server_check_path optional in haproxy recipe.
fixup! Initial Cloudooo Cluster setup
cleanup software/cloudooo.
make tcpv4-port and font-url-list configurable and add json schemas.
request: Prepare support for plain python list options.
Make all erp5_promise recipe options optional.

Also, reduce code duplication.
Make tidstorage-repozo arguments more readable.

Split line more naturally (don't separate switch from related argument).
Use long options instead of abbreviations.
Accelerate repozo by loosening checks.

Loosened checks are considered safe enough, and the speedup on many-GB
FileStorage files is significant.
Changelog for 0.78.2, release bump
publish: add support for slave instances

"-" elect as option caracter
Do not add slave reference by default in Connection Dict for publish
Changelog for 0.78.3, release bump
grammar nazi
0.78.4 back to dev
Check component's binary creation.

Add a new section ["component"-output] to test the creation of the expected
build output.
The verification is simply done with the "test" command.

The output file are reference as section variable, which allow to reuse the
location in the software profile, and so, prevent harcoding the local directory
path in the software profile.
Add a simple backup server software release.

Request the service with the software type pullrdiffbackup.

Real backup are added by request a slave with required parameters:
  hostname="example.org" (just to make think readable for human)
  connection="user@0.0.0.0" (ssh connection string)
  include="/src /home" (space separated directory path to backup)
  frequency="0 0 * * *" (crontab like periodicity string)

Optional parameters are:
  exclude="/home/userA /home/userB" (space separated directory path to not backup)
  sudo="True" (if the server to backup contains a local backupagent_rdiff-backup script which is callable with sudo)
Fix lxml installation for the backup server.
Merge branch 'cloudooo-clusterise'