Improved dashboardManager and Dashboard View tosca definition to allow specify custom icons

Change-Id: I61b097814c811ab30e719387e0bcee68202e312c
diff --git a/views/ngXosViews/dashboardManager/src/js/dashboard-form.directive.js b/views/ngXosViews/dashboardManager/src/js/dashboard-form.directive.js
index 1895856..674e53d 100644
--- a/views/ngXosViews/dashboardManager/src/js/dashboard-form.directive.js
+++ b/views/ngXosViews/dashboardManager/src/js/dashboard-form.directive.js
@@ -36,7 +36,9 @@
             'no_policy',
             'no_sync',
             'policed',
-            'write_protect'
+            'write_protect',
+            'icon',
+            'icon_active'
           ],
           actions: [
             {