Update dependencies.

package.json

@@ -3,12 +3,10 @@
   "version": "0.1.0",
   "author": "Uxbox",
   "license": "SEE LICENSE IN <LICENSE>",
-
   "repository": {
     "type": "git",
     "url": "https://github.com/uxbox/uxbox"
   },
-
   "scripts": {
     "watch": "gulp",
     "dist": "gulp dist",
@@ -17,13 +15,15 @@
     "test-build": "./scripts/build",
     "docker": "sudo docker run -ti -v `pwd`:/home/uxbox/uxbox  -v $HOME/.m2:/home/uxbox/.m2 -p 3449:3449 uxbox tmux"
   },
-
   "devDependencies": {
-    "gulp": "3.9.0",
+    "gulp": "3.9.1",
     "gulp-clean": "0.3.1",
-    "gulp-plumber": "1.0.1",
-    "gulp-sass": "2.1.1",
+    "gulp-plumber": "1.1.0",
+    "gulp-sass": "2.2.0",
     "gulp-autoprefixer": "3.1.0",
     "gulp-watch": "4.3.5"
+  },
+  "dependencies": {
+    "source-map-support": "0.4.0"
   }
 }