devDependencies update. Preparing release 0.5.2

Author: elmasse

package.json

@@ -1,7 +1,7 @@
 {
   "name": "cocktail",
   "description": "CocktailJS is a small library to explore traits, talents, inheritance and annotations concepts in nodejs - Shake your objects and classes with Cocktail!",
-  "version": "0.5.1",
+  "version": "0.5.2",
   "homepage": "http://cocktailjs.github.io",
   "author": {
     "name": "Maximiliano Fierro",
@@ -29,13 +29,13 @@
   },
   "devDependencies": {
     "grunt-simple-mocha": "~0.4",
-    "chai": "1.9.1",
-    "mocha": "1.18.2",
+    "chai": "~1.9",
+    "mocha": "~1.19",
     "grunt-contrib-jshint": "~0.10",
     "grunt-contrib-watch": "~0.6",
     "grunt": "~0.4",
     "sinon-chai": "~2.5",
-    "sinon": "~1.9",
+    "sinon": "~1.10",
     "grunt-cli": "~0.1.13",
     "grunt-mocha-test": "~0.10.2"
   },