callsite - explicitly System.DateTime can be boxed into PhpValue
callsite - explicitly System.DateTime can be boxed into PhpValue

- when passed from C#, the value needs to be stored in PHP scope
- TODO: enable for all ValueTypes in general, create a generic wrapper in order to be able to call methods with sideeffects

peachpiecompiler/peachpie,iolevel/peachpie-concept,peachpiecompiler/peachpie,peachpiecompiler/peachpie,iolevel/peachpie-concept,iolevel/peachpie-concept