updated to call typings install on java_process after install

Author: abner

package.json

@@ -1,6 +1,6 @@
 {
   "name": "java_process",
-  "version": "0.1.0-4",
+  "version": "0.1.0-5",
   "description": "Node to Java Ipc using stdin, stdout and stderr, using a small and simple protocol allowing node to interact with java",
   "main": "dist/java_process.js",
   "typescript": {
@@ -10,7 +10,7 @@
   "scripts": {
     "postinstall": "autodts link",
     "prepublish": "tsc && autodts generate",
-    "preinstall": "npm install autodts",
+    "preinstall": "typings install && npm install autodts",
     "typings": "typings install",
     "build": "tsc",
     "jasmine": "jasmine",