Update to enable group write permissions to the
tachyon.worker.data.folder to fix issue #123
Merge pull request #129 from jinntrance/master

added version to tachyon command
tweak version related
update document
Allow workers to take master ip:port through command line
Change the start-workers option to use the master IP
Bug fix (thanks Nick Lanham)
Add bootstrap options to tachyon script
Merge pull request #132 from nicklan/bootstrap-script

Add bootstrap script
Fixing HYs comments
Merge pull request #130 from alig/cmdline-worker

Option to pass master ip/port through worker command line. Makes deployment easier.
format worker.java and add more comment
Make ufscluster singleton for the entire jvm process
Enable integration test for LocalTachyonClusterMultiMaster
Disable the client instance cache in hdfs to avoid certain FileSystem closed exception issue.
Make disable.cache=true only work for test.
update version in doc
v0.4.1 doc
prepare 0.4.1
[maven-release-plugin] prepare release v0.4.1