Makes content/advanced.jsp and raw.jsp into page servlets.
Changes _embed=true to only work if @Renderer.EmbedPath is defined.
Adds embed code display to ContentTools.
Fixes error with $.expandable because of class attribute copying.
Changes enhancement remove action not to remove it immediately so that the user has a chance to restore.
Removes some custom styling and use the standard widgetControls in CreateNew widget.
Updates d3 to v3 and nv to the latest.
Fixes nv.d3.css to not target svg generically.
Merge branch 'master' of github.com:perfectsense/brightspot-cms