Merge pull request #38 from xtuple/master

Catch up.
Update UBUNTU_SETUP.md

First pass Qt client build instructions.
Issue 20505: Commented out print buttons on navigator and workspace.
Merge pull request #470 from lynnaloo/20505

Issue 20505: Commented out print buttons on navigator and workspace.
Change release to 1.3.6
Update UBUNTU_SETUP.md

Update Qt build section to handle submodule.
Merge pull request #473 from jrogelstad/master

Add Instructions to build the Qt Client
URGENT Fix Free Trial login for users with @'s
Merge pull request #474 from bendiy/master

URGENT Fix Free Trial login for users with @'s
Merge conflicts