Build: Use all fixed versions for devDependencies

Author: arschmitz

package.json

@@ -49,17 +49,17 @@
     "ejs-template": "0.1.0",
     "glob": "4.4.2",
     "grunt": "0.4.5",
-    "grunt-autoprefixer": "^2.1.0",
+    "grunt-autoprefixer": "2.1.0",
 		"grunt-contrib-jshint": "0.10.0",
 		"grunt-contrib-connect": "0.9.0",
-    "grunt-contrib-watch": "^0.6.1",
+    "grunt-contrib-watch": "0.6.1",
     "grunt-git-authors": "2.0.0",
     "grunt-html": "1.6.0",
     "grunt-jscs": "0.6.2",
-    "grunt-sass": "^0.17.0",
+    "grunt-sass": "0.17.0",
     "grunt-selenium-server": "0.1.2",
-    "grunt-svgmin": "^2.0.0",
-    "grunt-svgstore": "^0.5.0",
+    "grunt-svgmin": "2.0.0",
+    "grunt-svgstore": "0.5.0",
     "load-grunt-tasks": "3.1.0",
     "perfjankie": "1.2.2"
 	},