Remove rnpm post install script

This will mean we only support rnpm 1.9.0 and above.

package.json

@@ -49,9 +49,7 @@
   "dependencies": {
     "bindings": "^1.2.1",
     "nan": "^2.3.3",
-    "node-gyp": "^3.3.1",
-    "rnpm": "1.6.5",
-    "xcode": "0.8.4"
+    "node-gyp": "^3.3.1"
   },
   "devDependencies": {
     "babel-eslint": "^6.0.4",
@@ -62,9 +60,6 @@
     "semver": "^5.1.0"
   },
   "rnpm": {
-    "commands": {
-      "postlink": "node_modules/realm/scripts/rnpm-postlink.js"
-    },
     "ios": {
       "project": "react-native/ios/RealmReact.xcodeproj",
       "sharedLibraries": [

scripts/rnpm-postlink.js

@@ -1,37 +0,0 @@
-#!/usr/bin/env node
-
-'use strict';
-
-var fs = require('fs');
-var rnpm = require('rnpm/src/config');
-var xcode = require('xcode');
-
-// The current working directory should be project root of the app that is linking Realm.
-var config = rnpm.getProjectConfig();
-
-if (config.ios) {
-    var pbxproj = config.ios.pbxprojPath;
-    var project = xcode.project(pbxproj).parseSync();
-    var target = project.getFirstTarget().uuid;
-
-    // Create a Frameworks group if necessary.
-    if (!project.pbxGroupByName('Frameworks')) {
-        var group = project.pbxCreateGroup('Frameworks', '""');
-        var mainGroup = project.getFirstProject().firstProject.mainGroup;
-
-        project.getPBXGroupByKey(mainGroup).children.push({
-            value: group,
-            comment: 'Frameworks',
-        });
-    }
-
-    ['libc++', 'libz'].forEach(function(name) {
-        project.addFramework('usr/lib/' + name + '.tbd', {
-            lastKnownFileType: 'sourcecode.text-based-dylib-definition',
-            sourceTree: 'SDKROOT',
-            target: target,
-        });
-    });
-
-    fs.writeFileSync(pbxproj, project.writeSync());
-}