Macro entab::impl_record

macro_rules! impl_record {
    ($type:ty : $($key:ident),* ) => { ... };
    ($type:ty : $($key:ident)+ ) => { ... };
}

Autogenerates the conversion from a struct into the matching Vec of headers and the corresponding Vec of Values to allow decomposing these raw structs into a common Record system that allows abstracting over different file formats.