* move track panel bar icons to sidebar folder

* replace TrackPanelBarIcon with ImageButton in TrackPanelBar

* add styling to sidebar icons and fix sidebar class names

* Add sidebar toolstrip to entity viewer

* change the following to lower case: toolStrip, sideBar, topBar

* use lowercase for topBar in all other places in the site

* fix storybook issues

* fix wrong sidebar class names

* get rid of sidebar configs

* Replace shortened EV with EntityViewer

* PR suggestions