Updates to the UI so that expand/collapse 'top level' boxes have a tooltip.  THis required them to be converted to buttons, since otherwise the size isn't large enough to effectively handle the tooltip
Updates to the UI so that expand/collapse 'top level' boxes have a tooltip.  THis required them to be converted to buttons, since otherwise the size isn't large enough to effectively handle the tooltip.  Issue #12
Merge branch 'nmtk-work' of github.com:chander/fhwa-nmtk into nmtk-work
Update to fix typo in install.sh