FEATURE: upport for renderer: 'multi' in graphs and targets

- must use renderer: multi in graph
- must define particular renderer: within a target
- target's alias must match similarly as for color:

- giraffe.coffee to reflect JS code changes and re-generate the giraffe.js
- newest Rickshaw and d3 is used

index.html

@@ -81,7 +81,7 @@
         <script src="js/vendor/underscore-min.js"></script>
         <script src="js/vendor/mustache.js"></script>
         <script src="js/vendor/jquery.ba-bbq.min.js"></script>
-        <script src="js/vendor/d3.v2.min.js"></script>
+        <script src="js/vendor/d3.v3.min.js"></script>
         <script src="js/vendor/rickshaw.min.js"></script>
         <script src="js/vendor/Markdown.Converter.js"></script>
 

js/src/giraffe.coffee

@@ -134,6 +134,13 @@ getTargetColor = (targets, target) ->
     if t.target == target or t.alias == target
       return t.color
 
+getTargetRenderer = (targets, target) ->
+  return unless typeof targets is 'object'
+  for t in targets
+    continue unless t.renderer
+    if t.target == target or t.alias == target
+      return t.renderer
+
 generateGraphiteTargets = (targets) ->
   # checking if single target (string) or a function
   if typeof targets is "string" then return "&target=#{targets}"
@@ -305,8 +312,10 @@ Rickshaw.Graph.JSONP.Graphite = Rickshaw.Class.create(Rickshaw.Graph.JSONP,
         color = palette.color()
       else
         color = getTargetColor(targets, el.target) || palette.color()
+        renderer = getTargetRenderer(targets, el.target) || 'line'
       return {
         color: color
+        renderer: renderer
         stroke: stroke_fn(d3.rgb(color)) if stroke_fn?
         name: el.target
         data: rev_xy(el.datapoints)