remove unused code from tree renderer (fixes +8489)

node_modules/ace_tree/lib/ace_tree/layer/cells.js

@@ -85,7 +85,7 @@ var Cells = function(parentEl) {
             + (columns ? "padding-right:" + columns.$fixedWidth : "")
             + "' class='"
             + this.getRowClass(datarow, row)
-            + (datarow.name ? "' title='" + datarow.name : "") + "'>");
+            + "'>");
         
         if (!columns || columns[0].type == "tree") {
             if (columns) {

package.json

@@ -111,7 +111,6 @@
         "c9.ide.threewaymerge": "#229382aa0b",
         "c9.ide.undo": "#b028bcb4d5",
         "c9.ide.upload": "#0bd010d3dc",
-        "c9.ide.welcome": "#c370b3f191",
-        "smf.core": "#88a93680ca"
+        "c9.ide.welcome": "#c370b3f191"
     }
 }