Merge pull request #9 from mistercrunch/fixes

Denser graph view

airflow/www/templates/admin/graph.html

@@ -48,7 +48,7 @@
     var arrange = "{{ arrange }}";
     var g = dagreD3.json.decode(nodes, edges);
 
-    var layout = dagreD3.layout().rankDir(arrange);
+    var layout = dagreD3.layout().rankDir(arrange).nodeSep(15).rankSep(15);
     var renderer = new dagreD3.Renderer();
     renderer.layout(layout).run(g, d3.select("#dig"));