Add support for local JDK to build.sh

Based on:
"Tools: Java setup script" by Evan Anderson <evan1124@gmail.com>
Small script to automatically setup java 1.6 without needing it to be installed on
the system.  Allows users to run java 1.7 for their main java needs.

Change-Id: I8c1176d0dff0296fe161f42ba87e315858b655bf
use my proprietary repos for grouper

Change-Id: Ic62ac2e4bf54292533bfe65ad281997795e78dab
Signed-off-by: Evan Anderson <evan1124@gmail.com>