Add vis parameters to script based visualizations

config/plugins/visualizations/common/templates/script_entry_point.mako

@@ -3,8 +3,19 @@
 
 ## No stylesheets
 <%def name="stylesheets()"></%def>
-## No javascript libraries
+
+## Create a container and import specified script file
 <%def name="late_javascripts()">
+    <% container = script_attributes.get("container") %>
+    %if container is not None:
+        <% data_incoming = {
+            "visualization_id": visualization_id,
+            "visualization_name": visualization_name,
+            "visualization_plugin": visualization_plugin,
+            "visualization_config": config }
+        %>
+        <div id="${container}" data-incoming="${h.dumps(data_incoming)}"></div>
+    %endif
     <% tag_attrs = ' '.join([ '{0}="{1}"'.format( key, attr ) for key, attr in script_attributes.items() ]) %>
     <script type="text/javascript" ${tag_attrs}></script>
 </%def>