Don't pass empty dictionaries around. Added missing CFRelease, etc.
Don't pass empty dictionaries around. Added missing CFRelease, etc.

danielzev/ios-picker,MobileXLabs/ios-picker,mobilejohnw/ios-picker,mobilejohnw/ios-picker,MobileXLabs/ios-picker,Ink/ios-picker,danielzev/ios-picker,yamill/ios-picker,yamill/ios-picker