methods that are only used in the controller should be private
added eagar loading. I'm not totally sure about this actually but I
think that there should be an unused eagar loading warning because some
of the grants are not used because we randomly sample which grants show
up as slideshow grants.
eager loaded some queries to optimize for n+1 queries
the species mergicus conflicticus is now extinct
Merge pull request #402 from calblueprint/varun/n+1queries

Varun/n+1queries