thinned out toolbar
progress on toolbar icons
fixed alignment on text under icons
Major Workspace/Widget Improvements

- workspace performance dramatically increased; 200ms+ gained on every
  action
- inputs bind directly to model
- re-instated disabled style for locked record
- relation widget working
  TODO: filter on parent, is this working? need to tests
Merge branch '22656-gui-fixes' of github.com:lynnaloo/xtuple into 22656-widget-fixin
updated font-onyx; compiled less