removed compareTo from UiBlockInfo since its bad practice to define it without equals and hash.  Inspecting the code, it wasnt needed so removed
fixed issues caught by findbugs on WebInterfaceBrowseServlet
fixed unneeded code that compiler checks already.  Fixed array so it cant go past array
added exponential backoff for master client
docs
max retry is set back to 1 second
updated based off feedback from checkstyles
Merge pull request #480 from dcapwell/findbugsfix

Findbugsfix
updated docs and format based off feedback
Merge pull request #401 from dcapwell/clientExponentialBackoff

Client exponential backoff
tweak retry code
[TACHYON-180] Added support for multiple workers on the same node, and added a utility script for launching multiple workers
refactor getWorker so each sub-function is a real function
LocalTachyonCluster now supports multiple workers
refactor local cluster for more reuse and better error handling.  TachyonFSTest uses only one worker to be backwards compatable with older local cluster
more docs for n-workers
switched to worker ops