Function grin_wallet_api::run_doctest_owner

pub fn run_doctest_owner(
    request: Value, 
    test_dir: &str, 
    use_token: bool, 
    blocks_to_mine: u64, 
    perform_tx: bool, 
    lock_tx: bool, 
    finalize_tx: bool
) -> Result<Option<Value>, String>

helper to set up a real environment to run integrated doctests