Update version to 3.3.0

Author: tbuschto

package.json

@@ -1,6 +1,6 @@
 {
   "name": "tabris-decorators",
-  "version": "3.2.1",
+  "version": "3.3.0",
   "main": "dist/index.js",
   "typings": "dist/index.d.ts",
   "repository": {
@@ -15,7 +15,7 @@
     "test": "npm run lint && ts-mocha -p ./tsconfig-test.json ./test/*.spec.ts ./test/*.spec.tsx",
     "test:file": "ts-mocha -p ./tsconfig-test.json",
     "lint": "tslint --project ./tsconfig-test.json src/*/*.ts test/**/*.ts test/**/*.tsx",
-    "safePublish": "npm test && npm run clean && npm run build && npm publish",
+    "safePublish": "npm test && npm run build && npm publish",
     "start": "run-script-os",
     "start:nix": "./launch.sh",
     "start:windows": ".\\launch.cmd"