Updated the chart drawing styles in the controller. Changed the switch statements to if statements in the filters. Removed superfluous things in the services file.
Added eye icons and button styling to html.
Modified location of eye icons. Added function when manipulating the actual volume data to calculate a color for the column because colors cannot be calculated on the fly.
Update html, controller, css and services to account for clicking and change the eye icon class dynamically.
Added style for and angular class for graying out the inactive chart.
Removed script from index page.
Merge branch 'development' into capacity-tab