implement flush()
Merge pull request #57 from calvinjia/master

Block Size in UI
CommonUtils: replaced if to switch statement among line 186-198 to make the code more legible.
MasterInfo: corrected mWorkerAddressToId.remove() to remove the key instead of the value.
UnderFileSystemHdfs: replaced the manual array copy with system library function to improve the performance
Merge remote-tracking branch 'amplab/master'
replaced tabs with two spaces.
adjusted the code style.
ditribute files.
Merge pull request #58 from jinntrance/master

fixed a bug in MasterInfo and made two improvements.
bump version in tachyon config
[maven-release-plugin] prepare release v0.3.0
[maven-release-plugin] prepare for next development iteration
update readme
[maven-release-plugin] prepare release v0.3.0
[maven-release-plugin] prepare for next development iteration
Merge branch 'branch-0.3'
bump version
better format
update script mod
consolidated all the mount*.sh
Merge remote-tracking branch 'amplab/master'
consolidate run-test script