Method refactor
Method refactor

-keyboardWillShow refactor to avoid nested if let

vikmeup/SCLAlertView-Swift,felipecarreramo/SCLAlertView-Swift,perwyl/SCLAlertView-Swift,perwyl/SCLAlertView-Swift,perwyl/SCLAlertView-Swift,vikmeup/SCLAlertView-Swift,vikmeup/SCLAlertView-Swift,vikmeup/SCLAlertView-Swift,felipecarreramo/SCLAlertView-Swift,felipecarreramo/SCLAlertView-Swift