Fix selected/expanded bar styles

c3.css

@@ -36,14 +36,14 @@ path, line {
 /*-- Bar --*/
 
 .__bar._e_ {
-  stroke-width: 6px;
+  stroke-width: 1px;
+  fill-opacity: 0.6;
 }
-/* TODO: use this
+/* TODO: use this*/
 .__bar._s_ {
   stroke-width: 1px;
-  fill-opacity: 0.4;
+  fill-opacity: 0.3;
 }
-*/
 .selected-bar {
   fill: white;
   stroke-width: 2px;

c3.js

@@ -585,15 +585,8 @@
         }
 
         function selectBar (target, d, i) {
-            target.transition().duration(100)
-                .style("fill-opacity", 0.4)
-                .style("stroke-width", "1px")
         }
         function unselectBar (target, d, i) {
-            target.transition().duration(100)
-                .style("fill-opacity", 1)
-                .style("stroke-width", target.classed("_e_") ? "4px" : null)
-            .each('end', function(){ target.transition().style("stroke-width", null) })
         }
         function toggleBar (selected, target, d, i) {
             (selected) ? selectBar(target, d, i) : unselectBar(target, d, i)