Close UnderFS when Master ends
Merge pull request #66 from calvinjia/master

HDFS commands
update license
format script
Code cleanup for UFS close
Merge pull request #68 from nicklan/master

Close UFS properly in EditLog
add license to all bash files
add licence for all java files
remove licence from auto-generated files
Merge pull request #69 from ooq/master

add apache license
merge master