Update BEMCheckBox.h

Author: Signoo

Classes/BEMCheckBox.h

@@ -7,7 +7,6 @@
 //
 
 @import UIKit;
-@import QuartzCore;
 
 @protocol BEMCheckBoxDelegate;
 
@@ -16,7 +15,11 @@ NS_ASSUME_NONNULL_BEGIN
 
 /**  Tasteful Checkbox for iOS.
  */
+#if __IPHONE_OS_VERSION_MAX_ALLOWED > __IPHONE_9_3
 IB_DESIGNABLE @interface BEMCheckBox : UIView <CAAnimationDelegate>
+#else
+IB_DESIGNABLE @interface BEMCheckBox : UIView
+#endif
 
 /** The different type of boxes available.
  * @see boxType