Add balloon infrastructure
Don't preload nested has_many through
Rename back to enterprise_id
Let it empty for now
Remove old distribution plugin
Merge branch 'distribution-plugin' of git://github.com/coletivoEITA/noosfero-ecosol into cirandas
Merge branch 'master' of git://github.com/CIRANDAS/noosfero-ecosol into cirandas