Update Init for Facebook

en/common/errors.mdown

@@ -156,8 +156,9 @@ The following is a list of all the error codes that can be returned by the Parse
 | `InefficientQueryError`	         |  154 | An inefficient query was rejected by the server. Refer to the Performance Guide and slow query log. |
 | `RequestLimitExceeded`	         |  155 | This application has exceeded its request limit. Please retry in one minute or raise your request limit at https://parse.com/account. Check error message for more details. |
 | `TemporaryRejectionError`	       |  159 | An application's requests are temporary rejected by the server. |
+| `DatabaseNotMigratedError`       |  428 | You should migrate your database as soon as possible. |
 
-If your requests are rejected with a 155 error code, your application may be [exceeding its request limit](/plans/faq#request-limit-exceeded). You can learn more about [how the request limit is calculated in the Pricing FAQ](/plans/faq#how-are-requests-per-second-calculated). If waiting one minute or [increasing the request limit](/plans/faq#increasing-request-limit) does not resolve the issue, [please file a bug report](https://parse.com/help#report). If your requests are being rejected with a 159 error code, [please file a bug report](https://parse.com/help#report) for further instructions on how to resolve the issue.
+If your requests are rejected with a 155 error code, your application may be [exceeding its request limit](/plans/faq#request-limit-exceeded). You can learn more about [how the request limit is calculated in the Pricing FAQ](/plans/faq#how-are-requests-per-second-calculated). If waiting one minute or [increasing the request limit](/plans/faq#increasing-request-limit) does not resolve the issue, [please file a bug report](https://parse.com/help#report). If your requests are being rejected with a 159 error code, [please file a bug report](https://parse.com/help#report) for further instructions on how to resolve the issue. If your requests are rejected with a 428 error code, please [migrate your database](https://parse.com/migration) as soon as possible.
 
 ## Other issues
 

en/ios/users.mdown

@@ -485,10 +485,19 @@ There's also two code changes you'll need to make. First, add the following to y
 import FBSDKCoreKit
 import ParseFacebookUtilsV4
 
-// AppDelegate.swift
+// AppDelegate.swift (Swift 3)
 func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {
-  Parse.setApplicationId("parseAppId", clientKey:"parseClientKey")
-  PFFacebookUtils.initializeFacebookWithApplicationLaunchOptions(launchOptions)
+
+  //your other app delegate stuff
+
+  // Initialize Parse.
+  let configuration = ParseClientConfiguration {
+      $0.server = "https://parse.myserver.com/1"
+      $0.applicationId = "myapplicationid"
+      $0.isLocalDatastoreEnabled = true //if desired
+  }
+  Parse.initialize(with: configuration)
+  PFFacebookUtils.initializeFacebook(applicationLaunchOptions: launchOptions)
 }
 ```
 
@@ -510,20 +519,26 @@ Next, add the following handlers in your app delegate.
 }
 ```
 ```swift
-func application(application: UIApplication,
-                 openURL url: NSURL,
-                 sourceApplication: String?,
-                 annotation: AnyObject?) -> Bool {
-  return FBSDKApplicationDelegate.sharedInstance().application(application,
-                                                             openURL: url,
-                                                             sourceApplication: sourceApplication,
-                                                             annotation: annotation)
+public func application(_ app: UIApplication, open url: URL, options: [UIApplicationOpenURLOptionsKey : Any] = [:]) -> Bool {   
+    return FBSDKApplicationDelegate.sharedInstance().application(
+        app,
+        open: url as URL!,
+        sourceApplication: options[UIApplicationOpenURLOptionsKey.sourceApplication] as! String,
+        annotation: options[UIApplicationOpenURLOptionsKey.annotation]
+    )
 }
-
-
-//Make sure it isn't already declared in the app delegate (possible redefinition of func error)
-func applicationDidBecomeActive(application: UIApplication) {
-  FBSDKAppEvents.activateApp()
+public func application(_ application: UIApplication, open url: URL, sourceApplication: String?, annotation: Any) -> Bool {
+    return FBSDKApplicationDelegate.sharedInstance().application(
+        application,
+        open: url as URL!,
+        sourceApplication: sourceApplication,
+        annotation: annotation
+    )
+}
+//You probably already have the following function created by the AppDelegate template. Just add the FB function
+func applicationDidBecomeActive(_ application: UIApplication) {
+    // Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
+    FBSDKAppEvents.activateApp()
 }
 ```