ContinuumIO/bokeh — pull request #792 by mattpap (2014-07-07 20:44:35+00:00)
Title: Remove Object Explorer's icons

Those icons have uncertain license, so I'm removing them to stay on the safe side. I left the logic in-place, so if we have good icons, then just copy their base64 enconding into appropriate places in `main.less` (`.bk-icon-type-...`).