noosfero | organization_ratings: fixes for empty body (!994)

[Marcos Ronaldo Pereira Junior]

New Merge Request !994

https://gitlab.com/noosfero/noosfero/merge_requests/994

Project:Branches: marcosronaldo/noosfero:organization_rating_fix to noosfero/noosfero:master
Author:    Marcos Ronaldo Pereira Junior
Assignee:  Joenio Costa

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