fix examples: adjust QUnit export path to work with QUnit 1.3.0 or la…

…ter. see qunitjs/qunit@7abb1e4

sample/commonjs/test/incr_test.js

@@ -8,4 +8,4 @@ QUnit.test('increment' , function() {
                assert.equal(inc(-3), -2);
            });
 
-QUnit.start();
+// QUnit.start();

sample/commonjs/test_helper.js

@@ -12,7 +12,7 @@ var tryRequireThese = function() {
     throw new Error("cannot find module: " + args);
 };
 
-QUnit = require("../../vendor/qunit/qunit/qunit").QUnit;
+QUnit = require("../../vendor/qunit/qunit/qunit");
 var qunitTap = require("../../lib/qunit-tap").qunitTap;
 
 var sys = tryRequireThese("util", "sys", "system");

sample/interop/test/incr_test.js

@@ -11,7 +11,3 @@ QUnit.test('increment' , function() {
          equal(inc(1), 2);
          equal(inc(-3), -2);
      });
-
-if ( typeof exports !== "undefined" || typeof require !== "undefined" ) {
-    QUnit.start();
-}

sample/interop/test/math_test.js

@@ -23,7 +23,3 @@ QUnit.test('add' , function() {
          ok(false);
          ok(false, 'with message');
      });
-
-if ( typeof exports !== "undefined" || typeof require !== "undefined" ) {
-    QUnit.start();
-}

sample/interop/test/tap_compliance_test.js

@@ -11,7 +11,3 @@ QUnit.test('Diagnostic lines' , function() {
                equal("foo\nbar", "foo\r\nbar", "with\r\nmultiline\nmessage");
                equal("foo\r\nbar", "foo\nbar", "with\r\nmultiline\nmessage");
            });
-
-if ( typeof exports !== "undefined" || typeof require !== "undefined" ) {
-    QUnit.start();
-}

sample/interop/test_helper.js

@@ -12,7 +12,7 @@ var tryRequireThese = function() {
     throw new Error("cannot find module: " + args);
 };
 
-QUnit = require("../../vendor/qunit/qunit/qunit").QUnit;
+QUnit = require("../../vendor/qunit/qunit/qunit");
 var qunitTap = require("../../lib/qunit-tap").qunitTap;
 
 var sys = tryRequireThese("util", "sys", "system");