GUI -- Sketched out structure for multi-views; each with own controller, template html and css.
- routes currently hard-coded... some thought needed to handle views contributed at runtime.

Change-Id: Ied012744d74e46c5072143283364557f9485056c
diff --git a/web/gui/src/main/webapp/app/onos.css b/web/gui/src/main/webapp/app/onos.css
index cc5b956..3944f59 100644
--- a/web/gui/src/main/webapp/app/onos.css
+++ b/web/gui/src/main/webapp/app/onos.css
@@ -36,3 +36,11 @@
     margin: 0;
     overflow: hidden;
 }
+
+#view {
+    padding: 6px;
+}
+
+#view h2 {
+    color: #800;
+}