looking into d3 contex menu
looking into customization of SVG visualization
more work on color coding graph visualization
change highlighting to use stroke color/width instead of fill
implement basic version of variable plotting via context menu
more plotting
add pink parameters
add variable name to plot
different styles for driver->paramater and var->expression edges
add a new tab to case data visualizer for plotting
add ability to plot expressions in casa data visualizer
add combox boxes for value, case & driver to case viewer plotting tab
(only value combo is functional ATM)
break plotting UI functionality into function
add toggle for buttons
add functionality to case & driver selectors for case visualizer plotting
Merge branch 'dev' into work
Merge pull request #1839 from swryan/work

updated case data visualization
Merge branch 'dev' of http://github.com/OpenMDAO/OpenMDAO-Framework into fix_newsumtdriver_ilin_init_bug