ERP5 SR: Add Jinja2 to the explicit list of eggs.

Jinja2 is used inside of ERP5 (scalability tests).
So we need to explicitely add it, even if we already download it, otherwise it seems buildout keeps it for its own internal use.
Add pylint to erp5 SR required to check source code of ZODB Components.
Merge branch 'erp5' into erp5-component
slapos-in-partition SR: fix partition number.
slapos-in-partition SR: add slapos node format script simulating a node.

Will retry format until it works.
Slapos-in-partition SR: Add slapos node status wrapper.
slapos-in-partition SR: Add slapos promise.
slapos-in-partition SR: publish ssh command.
slapos-in-partition SR: add libnetworkcache to path of slapos.

i.e, enable cache.
slaprunner SR: add libnetworkcache to path of slapos.
slapos-in-partition SR: Fix published parameter escaping.
Slapos-in-partition SR: fill networkcache informations and pin missing eggs.
Slapos-in-partition SR: Fix logfile name of wrappers.
Merge branch 'erp5'
Freeze ERP5
Unfreeze ERP5
build cairo-xlib that is used in gtk-2.
add Pympler to measure memory usage in Ram Cache.
only one of revision and branch should be set in gitclone recipe.
Revert "only one of revision and branch should be set in gitclone recipe."

This reverts commit 32e8dfb1e7a0ec9ed0ccbef3f183ad38a00f9bb9.