AMBARI-3283. Provide more clear warning and prompt for confirmation on 'setup' regarding iptables. (odiachenko)
AMBARI-3362. Modify the config mappings in the upgrade script to reflect the latest.
AMBARI-3363: wrong path being set for JSVC_HOME on suse OS in hadoop-env.sh. (jaimin)
AMBARI-3302. Parameterize the repo url for latest stack.
AMBARI-3346. Fix repo url parametrization under Ubuntu (dlysnichenko)