Remove vtk namespace from our fontello classnames
Mockup of pipeline control widget
Make layer visibility and color by controls work
Refs #8. Functioning layer and color controls
Add some new icons to our fontello set

Also added config.json so we can easily manage the set
Popover for color select (doesn't work yet)
Fix bug with showing of popover
Merge branch 'pan-interaction' into composite-control-widget
Working close buttons on control panel, control panel refactor
Add functionality for hiding and showing control panels
Fully functioning color field selection popovers
Merge pull request #11 from Kitware/composite-control-widget

Composite control widget