Add simple_json to make-env.sh script
Add simple_json to make-env.sh script

cloudera/dist_test,xiao-chen/dist_test,xiao-chen/dist_test,umbrant/dist_test,xiao-chen/dist_test,cloudera/dist_test,cloudera/dist_test,umbrant/dist_test,umbrant/dist_test,umbrant/dist_test,cloudera/dist_test,xiao-chen/dist_test