Add missing grunt-gulp dependency, Remove unused dependencies

Author: dalelotts

package.json

@@ -16,17 +16,14 @@
   },
   "devDependencies": {
     "grunt": "^0.4.4",
-    "grunt-bump": "0.0.16",
-    "grunt-complexity": "^0.2.0",
-    "grunt-contrib-jshint": "^0.10.0",
-    "grunt-istanbul-coverage": "^0.1.0",
-    "grunt-karma": "^0.9.0",
+    "grunt-bump": "^0.3.0",
     "gulp": "^3.8.11",
     "gulp-bump": "^0.1.11",
     "gulp-jshint": "^1.9.4",
+    "gulp-plato": "^1.0.2",
     "jshint": "^2.6.0",
     "jshint-stylish": "^1.0.1",
-    "karma": "^0.12.25",
+    "karma": "^0.12.31",
     "karma-chrome-launcher": "^0.1.5",
     "karma-coverage": "^0.2.1",
     "karma-firefox-launcher": "^0.1.3",
@@ -38,9 +35,6 @@
     "run-browser": "^2.0.2",
     "tape": "^3.5.0"
   },
-  "peerDependencies": {
-    "grunt-cli": "0.1.13"
-  },
   "scripts": {
     "test": "npm run test-browserify && gulp --verbose",
     "test-browserify": "run-browser test/commonjs/browserify.test.js -b",