Merge pull request #5 from useeless37/retaincycle

Use Weak delegate

Author: Mojca Rojko

MRCountryPicker/Classes/SwiftCountryPicker.swift

@@ -22,7 +22,7 @@ struct Country {
 open class MRCountryPicker: UIPickerView, UIPickerViewDelegate, UIPickerViewDataSource {
 
     var countries: [Country]!
-    open var countryPickerDelegate: MRCountryPickerDelegate?
+    open weak var countryPickerDelegate: MRCountryPickerDelegate?
     open var showPhoneNumbers: Bool = true
 
     override init(frame: CGRect) {