bugfix: add support for drawer animation types

src/platformSpecific.ios.js

             componentRight={params.drawer.right ? params.drawer.right.screen : undefined}
             passPropsRight={{navigatorID: navigatorID}}
             disableOpenGesture={params.drawer.disableOpenGesture}
+            type={params.drawer.type ? params.drawer.type : undefined}
+            animationType={params.drawer.animationType ? params.drawer.animationType : undefined}
           >
             {this.renderBody()}
           </DrawerControllerIOS>