removing unused dependencies from merlin-core
removing unused dependencies
Merge pull request #209 from raghavgautam/pom-cleanup

Pom cleanup
getSystemDate replaced by getTimeWrtSystemTime
hadoop-hdfs dependency reverted
json-simple dependency reverted
"runtime" moved to falcon-regression/pom.xml
Merge pull request #210 from rostafiychuk/time

getSystemDate replaced by getTimeWrtSystemTime
Merge pull request #215 from rostafiychuk/pomfix

hadoop-hdfs dependency reverted
cleaning up flattenAndPutDataInFolder method
remove unused stuff
code improvements