Reverts all breadcrumb-related changes

They live in their own branch now.

Conflicts:
	plugins/rapture/nexus-rapture-baseapp/src/main/baseapp/packages/rapture-theme/sass/src/Ext/toolbar/Toolbar.scss
	plugins/rapture/nexus-rapture-baseapp/src/main/resources/static/rapture/resources/baseapp-debug_02.css
	plugins/rapture/nexus-rapture-baseapp/src/main/resources/static/rapture/resources/baseapp-prod_02.css
	plugins/rapture/nexus-rapture-plugin/src/main/resources/static/rapture/NX/view/header/Header.js