Update Onyx version

Onyx is now 2.7.2
Update checksum for OnyX 2.7.2
Bumped to 2.7.3
Updated Java version
Fixed checksum
Upgrade vagrant to 1.3.5

Signed-off-by: Mark Rushakoff <mrushakoff@pivotallabs.com>
Merge pull request #153 from aramprice/update_vagrant

Upgrade vagrant to 1.3.5
Merge pull request #150 from lokimeyburg/master

Updated Java version
Merge pull request #148 from trinitronx/SPROUT-111-update-onyx-version

Sprout 111 update onyx version