Add tab to draw a graphical representation of the commit history

themes/default/js/draw.js

@@ -0,0 +1,17 @@
+$(document).ready(function () {
+    var graphList = [];
+
+    if (!document.getElementById('graph-canvas')) {
+        return;
+    }
+
+    $("#graph-raw-list li span.node-relation").each(function () {
+        graphList.push($(this).text());
+    })
+
+    gitGraph(document.getElementById('graph-canvas'), graphList);
+
+    if ($("#rev-container")) {
+        $("#rev-container").css("width", $('#git-graph-container').width() - $('#graph-canvas').width());
+    }
+})