[dependencies] Upgrade packages dependencies

gulpfile.js

@@ -14,7 +14,7 @@ var uglify = require('uglify-js-harmony');
 var useref = require('gulp-useref');
 
 gulp.task('html', function() {
-  var htmlFilter = filter('**/*.html');
+  var htmlFilter = filter('**/*.html', {restore: true});
   return gulp.src(['src/index.html'])
     .pipe(useref())
     .pipe(gIf(['*.js', '!*.min.js'], minifier({}, uglify))) // FIXME
@@ -26,12 +26,12 @@ gulp.task('html', function() {
       removeEmptyAttributes: true,
       minifyJS: uglify
     }))
-    .pipe(htmlFilter.restore())
+    .pipe(htmlFilter.restore)
     .pipe(gulp.dest('dist'));
 });
 
 gulp.task('clean', function(done) {
-  del(['dist'], done);
+  return del(['dist']);
 });
 
 gulp.task('riot-tag', ['html'], function() {

package.json

@@ -14,21 +14,23 @@
   "dependencies": {
   },
   "devDependencies": {
-    "del": "^0.1.3",
+    "del": "^3.0.0",
     "dialog-polyfill": "^0.4",
     "gulp": "^3.9",
+    "gulp-clean-css": "^3.7.0",
     "gulp-concat": "^2.6.0",
-    "gulp-filter": "^1.0.0",
-    "gulp-htmlmin": "^2.0.0",
+    "gulp-filter": "^5.0.1",
+    "gulp-htmlmin": "^3.0.0",
     "gulp-if": "^2.0.0",
     "gulp-license": "^1.1.0",
-    "gulp-clean-css": "^2.0.11",
     "gulp-riot": "^0.5.2",
-    "gulp-uglify": "^1.0.0",
+    "gulp-uglify": "^2.1.2",
     "gulp-useref": "^3.0.0",
     "material-design-lite": "^1.1",
+    "pump": "^1.0.2",
     "riot": "^2.3",
     "riotgear-router": "^1.3.1",
-    "uglify-js-harmony": "^2.6.2"
+    "uglify-js": "^3.0.28",
+    "uglify-js-harmony": "^2.7.7"
   }
 }