Return low-level client API in case FileSystem users need it.
adding specific test for initialization of tachyon client through
FileSystem implementation and fix implementation
fixing indendation in pom
Updating documention with info how to run spark against fault tolerant tachyon
fixing documentation
Add a power-api for getting local filenames
Documentation
Added test case
More assertions
Add integration test over hdfs ufs.
redirect the stdout of tests to file
identation fix
Add an integration test for UnderfsUtil
Merge pull request #126 from elyast/master

TFS doesn't respect tachyon-ft scheme
syple format
Merge pull request #124 from alig/power-api

Power API for short-cirtcuit reads from RamDisk and getting TachyonFS from TFS
various changes for power api
better comments and minor code style format
format tachyon package
Make UnderFilesystemCluster as abstract class and create another mock-localfscluster.