* removed unsused grafana-icon classes, replaced grafana-icons with gicons
* replaced old dashboard and datasource icons with gicon, fixed so icons on plugin list are shown
* removed unsused grafana-icon classes, replaced grafana-icons with gicons
* replaced old dashboard and datasource icons with gicon, fixed so icons on plugin list are shown
* replaced fontawesome cog, eye, link and edit with gicons
* updated snapshot
* fixed color of cog in dashboard nav, removed icons from buttons, ran preitterier on some files
* changed opacity on getting started icons and fixed getting started button
* .5 -> 0.5 fix for prettier
