Added Twitter Bootstrap source

We're going to build a custom version

cssbuild/twitter-bootstrap/js/tests/unit/bootstrap-transition.js

@@ -0,0 +1,13 @@
+$(function () {
+
+    module("bootstrap-transition")
+
+      test("should be defined on jquery support object", function () {
+        ok($.support.transition !== undefined, 'transition object is defined')
+      })
+
+      test("should provide an end object", function () {
+        ok($.support.transition ? $.support.transition.end : true, 'end string is defined')
+      })
+
+})