Clean up

[recmo]

On 2020-04-29 @pvienhage wrote in 7850bac “Smart contrat Recurance proof system impl (#677)”:

Clean up

        fri_decommitments.sol_encode()
    ));
    Ok(())
}

// TODO: Clean up
#[allow(clippy::cast_possible_truncation)]
fn get_indices(num: usize, bits: u32, proof: &mut VerifierChannel) -> Vec<usize> {
    let mut query_indices = Vec::with_capacity(num + 3);
    while query_indices.len() < num {
        let val: U256 = proof.get_random();

From crypto/stark/src/solidity_seralizer.rs:239