Update changelog for version 2.2.0
Update changelog for version 2.2.0

skywinder/ActionSheetPicker-3.0,jum/ActionSheetPicker,jum/ActionSheetPicker,skywinder/ActionSheetPicker-3.0,ChronicStim/ActionSheetPicker,tbaranes/ActionSheetPicker-3.0,ChronicStim/ActionSheetPicker,tbaranes/ActionSheetPicker-3.0