Remove unnessasery implementation (#208)

README.md

auction/Cargo.toml

authority/Cargo.toml

benchmarking/Cargo.toml

currencies/Cargo.toml

gradually-update/Cargo.toml

gradually-update/src/tests.rs

oracle/Cargo.toml

oracle/rpc/Cargo.toml

oracle/rpc/runtime-api/Cargo.toml

prices/Cargo.toml

prices/src/lib.rs

prices/src/tests.rs

schedule-update/Cargo.toml

tokens/Cargo.toml

traits/Cargo.toml

utilities/Cargo.toml

utilities/src/fixed_u128.rs

utilities/src/lib.rs

utilities/src/linked_item.rs