added rake per travis ci
added rake per travis ci

sreekantch/JellyFish,mafernando/api,dcallner/project-jellyfish-api,boozallen/projectjellyfish,AllenBW/api,sonejah21/api,dcallner/project-jellyfish-api,stackus/api,mafernando/api,mafernando/api,sonejah21/api,stackus/api,boozallen/projectjellyfish,sreekantch/JellyFish,boozallen/projectjellyfish,AllenBW/api,AllenBW/api,projectjellyfish/api,projectjellyfish/api,dcallner/project-jellyfish-api,sonejah21/api,projectjellyfish/api,sreekantch/JellyFish,adderall/api,stackus/api,adderall/api,boozallen/projectjellyfish,adderall/api