Merge pull request #160 from mistercrunch/fix_dashed

Fixing the dashed line when using time compare

panoramix/assets/visualizations/nvd3_vis.css

@@ -0,0 +1,3 @@
+g.dashed path {
+   stroke-dasharray: 5, 5;
+}

panoramix/assets/visualizations/nvd3_vis.js

@@ -5,6 +5,7 @@ require('nvd3');
 
 // CSS
 require('../node_modules/nvd3/build/nv.d3.min.css');
+require('./nvd3_vis.css');
 
 function nvd3Vis(slice) {
   var chart;