stop using gulp - for end2end tests

gulpfile.js

@@ -16,16 +16,6 @@ var paths = {
 };
 paths.code = [paths.src, paths.test.all, paths.tool, paths.demo];
 
-// test
-var mocha = require('gulp-mocha');
-
-// end2end
-gulp.task('end2end', function () {
-    return gulp
-    .src(paths.test.end2end)
-    .pipe(mocha({reporter: 'spec'}));
-});
-
 // run
 var shell = require('gulp-shell');
 gulp.task('run', shell.task([nodeExe + ' src/cli.js']));

package.json

@@ -28,7 +28,6 @@
         "gulp": "^3.8.7",
         "gulp-changed": "^1.0.0",
         "gulp-debug": "^2.0.0",
-        "gulp-mocha": "^2.0.0",
         "gulp-mocha-phantomjs": "^0.5.1",
         "gulp-open": "^0.3.1",
         "gulp-shell": "^0.3.0",
@@ -52,9 +51,9 @@
         "unittest": "mocha -R spec --require test/unit/setup --recursive test/unit",
         "cover": "istanbul cover node_modules/mocha/bin/_mocha -- -R dot --require test/unit/setup --recursive test/unit",
         "cover-report": "opener dist/coverage/lcov-report/index.html",
-        "end2end": "gulp end2end",
+        "end2end": "mocha -R spec --require test/end2end/setup --recursive test/end2end",
         "demotest": "gulp demotest",
-        "test": "npm run lint && npm run cover && gulp end2end && gulp demotest",
+        "test": "npm run lint && npm run cover && npm run end2end && gulp demotest",
         "package": "npm shrinkwrap && rm -rf dist && mkdir dist && cp --recursive --target-directory=dist src demo package.json npm-shrinkwrap.json && rm -rf npm-shrinkwrap.json",
         "dev": "npm install && npm run lint && npm run cover && npm run end2end",
         "-- run locally ": "--",