updating release script

Author: justinbmeyer

package.json

@@ -9,7 +9,11 @@
     "testee": "testee src/test.html --browsers firefox",
     "test": "npm run jshint && npm run testee",
     "jshint": "jshint src/. --config",
-    "build": "node build.js"
+    "build": "node build.js",
+	"release:pre": "npm version prerelease && npm publish --tag pre",
+    "release:patch": "npm version patch && npm publish",
+    "release:minor": "npm version minor && npm publish",
+    "release:major": "npm version major && npm publish"
   },
   "repository": {
     "type": "git",