grid.css in blueprint-rails-0.1.1

- old
+ new

@@ -17,10 +17,10 @@
   margin: 0 auto;
 }
 
 /* Use this class on any .span / container to see the grid. */
 .showgrid {
-  background: url(src/grid.png);
+  background: url(/assets/grid.png);
 }
 
 
 /* Columns
 -------------------------------------------------------------- */