update doc

README.md

@@ -85,7 +85,7 @@ You can also call `tobias.version()` which returns a map contains `version` and
 There's no need to override `AppDelegate` since `tobais 1.0.0`. If you have did thad before, please remove 
 the following code in your `AppDelegate`:
 
-```
+```objective-c
 
 - (BOOL)application:(UIApplication *)application openURL:(NSURL *)url sourceApplication:(NSString *)sourceApplication annotation:(id)annotation {
   return [TobiasPlugin handleOpenURL:url];
@@ -97,7 +97,7 @@ the following code in your `AppDelegate`:
 ```
 
 If you have to override these two functions,make sure you have called the `super`:
-```
+```objective-c
 
 - (BOOL)application:(UIApplication *)application openURL:(NSURL *)url sourceApplication:(NSString *)sourceApplication annotation:(id)annotation {
 

README_CN.md

@@ -82,7 +82,7 @@ resultStatus: 9000,
 
 从`tobais 1.0.0`开始开发者不必重写`AppDelegate`了。如果你以前重写了这个方法,请在 `AppDelegate`中删除相应的代码:
 
-```
+```objective-c
 
 - (BOOL)application:(UIApplication *)application openURL:(NSURL *)url sourceApplication:(NSString *)sourceApplication annotation:(id)annotation {
   return [WXApi handleOpenURL:url delegate:[FluwxResponseHandler defaultManager]];
@@ -94,7 +94,7 @@ resultStatus: 9000,
 ```
 
 如果一定要重写这2个方法,请确保你调用了 `super`:
-```
+```objective-c
 
 - (BOOL)application:(UIApplication *)application openURL:(NSURL *)url sourceApplication:(NSString *)sourceApplication annotation:(id)annotation {
 

example/ios/Runner.xcodeproj/project.pbxproj

@@ -224,6 +224,7 @@
 			developmentRegion = English;
 			hasScannedForEncodings = 0;
 			knownRegions = (
+				English,
 				en,
 				Base,
 			);