version up : nginx 1.7.6
version up : JRE version 7 update 71 and version 8 update 25.

also delete JRE version 6 that is no longer supported.
version up : slapos.recipe.build 0.14.
mroonga : add a patch to make boolean search strict.
fixup! version up : firefox 33.0.

now libXcomposite.so is required.
Pin ERP5 revision and slapos.cookbook

Remove slapos.recipe.build from stack/erp5/buildout.cfg because is already defined in stack/slapos.cfg
Put back ERP5 and slapos.cookbook in development mode
slapos-testing: remove jio and officejs tests.
pbs: fixed '==' in bash code
fixup! slapos-testing: remove jio and officejs tests.
removed unused bully script - resilience now simpler and faster.