can compile without the precompiled header (#927)

src/ios/APPLocalNotificationOptions.h

@@ -20,6 +20,9 @@
  *
  * @APPPLANT_LICENSE_HEADER_END@
  */
+ 
+#import <Foundation/Foundation.h>
+#import <UIKit/UIKit.h>
 
 @interface APPLocalNotificationOptions : NSObject