Remove postinstall script

Author: hikalkan

package.json

@@ -1,10 +1,9 @@
 {
   "name": "abp-ng2-module",
-  "version": "0.1.1",
+  "version": "0.1.2",
   "scripts": {
     "lint": "tslint src/**/*.ts",
     "test": "tsc --skipLibCheck && karma start",
-    "postinstall": "typings install",
     "prepublish": "tsc --skipLibCheck",
     "tsc": "tsc --skipLibCheck",
     "typings": "typings"