Added a new method in the review logic to return all reviews for the given entity as scope.
Added a new method in the review logic to return all reviews for the given entity as scope.

Patch by: Lennard de Rijk
Reviewed by: to-be-reviewed

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extra : convert_revision : svn%3A32761e7d-7263-4528-b7be-7235b26367ec/trunk%402397

SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange,SRabbelier/Melange