add TachyonURI
a bug fix in TachyonURI, simplify it, add two sample unit tests
Merge pull request #234 from PasaLab/master

Add a "System Configuration" navbar to the WebUI
format the ui changed code
reorg configuration.jsp
add logo into ui
update ui
try to Make Jenkins tests / unit tests stable
format the ui changed code
Merge remote-tracking branch 'upstream/master'