Added build directories to .gitignore.
Added build directories to .gitignore.

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