Bumped up gulp npm versions

Author: Hovsep Mkrtchyan

package.json

@@ -22,15 +22,15 @@
   "devDependencies": {
     "del": "^1.2.0",
     "glob": "^5.0.13",
-    "gulp": "^3.9.0",
-    "gulp-debug": "^2.0.1",
+    "gulp": "^3.9.1",
+    "gulp-debug": "^2.1.2",
     "gulp-dotnet-assembly-info": "^0.1.10",
-    "gulp-env": "^0.2.0",
-    "gulp-msbuild": "^0.2.13",
+    "gulp-env": "^0.4.0",
+    "gulp-msbuild": "^0.3.2",
     "gulp-replace": "^0.5.3",
-    "gulp-shell": "^0.5",
+    "gulp-shell": "^0.5.2",
     "gulp-spawn": "^0.3.0",
-    "gulp-util": "^3",
+    "gulp-util": "^3.0.7",
     "merge2": "^0.3.6",
     "q": "^1.4.1",
     "require-dir": "^0.3.0",