Fix NSInvalidArgumentException in main, line 16

[Shelby-ios]

Version: 2.3 (b32) | tv.shelby.shelbytventerprise

Stacktrace

-;main;main.m;16

Reason

*** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[__NSSetM alertView:clickedButtonAtIndex:]: unrecognized selector sent to instance 0x1d27df50'

Link to HockeyApp

• https://rink.hockeyapp.net/manage/apps/26004/crash_reasons/10404638