implement interactions for link up/down flow up/down
setup controller interface. link up/down not currently working (or I'm not using them correctly)
diff --git a/web/ons-demo/css/layout.default.css b/web/ons-demo/css/layout.default.css
index 7f80276..e46f165 100644
--- a/web/ons-demo/css/layout.default.css
+++ b/web/ons-demo/css/layout.default.css
@@ -5,6 +5,7 @@
 body {
 	display: -webkit-box;
 	-webkit-box-orient: vertical;
+	-webkit-user-select: none;
 }
 
 #columns {
@@ -45,6 +46,7 @@
 
 .selectedFlow {
 	display: -webkit-box;
+	-webkit-user-select: auto;
 }
 
 #selectedFlowsHeader {