parse.com - Swift - Override "refreshControl" property of ParseUI -


good day! want ask if how can add custom pull refresh swift project parse, have pfquerytableviewcontroller pulltorefreshenabled set true default spinning butthole animation. want add said custom pull refresh animation. tried doing tutorial, i'm getting error cannot override mutable property 'refreshcontrol' of type 'uirefreshcontrol?' covariant type 'uirefreshcontrol' should do? thanks!


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