Various check inputs error message cleanup
Re-name run files for easier understanding and future patches

magpie-run-terasort -> magpie-run-hadoop-terasort
magpie-run-performanceeval -> magpie-run-hbase-performanceeval
magpie-run-testall -> magpie-run-magpie-testall
magpie-run-testpig -> magpie-run-pig-testpig
magpie-run-sparkpi -> magpie-run-spark-sparkpi
magpie-run-stormwordcount -> magpie-run-storm-stormwordcount
magpie-run-zookeeperruok -> magpie-run-zookeeper-zookeeperruok