graphy_dll_error 0.3.0

Allows graphy_dll funcs to return errors.
Documentation 
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use std::error;

error_chain! {
    types { }

    links { }

    foreign_links { }

    errors {
        Wrap(error: Box<error::Error + Send + 'static>) {
            description(error.description())
            display(
                "{}",
                error
            )
        }
    }
}