iOS - 修复因cordova版本不同导致的bug

1.因低版本cordova中AppDelegate继承自NSObject导致找不到 super
didFinishLaunchingWithOptions的问题。

src/ios/Plugins/AppDelegate+JPush.m

@@ -9,12 +9,30 @@
 #import "AppDelegate+JPush.h"
 #import "JPushPlugin.h"
 #import "JPUSHService.h"
+#import <objc/runtime.h>
 
 @implementation AppDelegate (JPush)
 
--(BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions{
-    [JPushPlugin setLaunchOptions:launchOptions];
-    return [super application:application didFinishLaunchingWithOptions:launchOptions];
++(void)load{
+    Method origin;
+    Method swizzle;
+    origin=class_getInstanceMethod([self class],@selector(init));
+    swizzle=class_getInstanceMethod([self class], @selector(init_plus));
+    method_exchangeImplementations(origin, swizzle);
+}
+
+-(instancetype)init_plus{
+    [[NSNotificationCenter defaultCenter] addObserver:self
+                                             selector:@selector(applicationDidLaunch:)
+                                                 name:@"UIApplicationDidFinishLaunchingNotification"
+                                               object:nil];
+    return [self init_plus];
+}
+
+-(void)applicationDidLaunch:(NSNotification*)notification{
+    if (notification) {
+        [JPushPlugin setLaunchOptions:notification.userInfo];
+    }
 }
 
 - (void)application:(UIApplication *)application didRegisterForRemoteNotificationsWithDeviceToken:(NSData *)deviceToken {