e5e03b0064
Rather than taking in a Stream and advancing it internally, return a Sink that can be advanced by the calling code. This significantly simplifies encoding logic for things like tokio-postgres-binary-copy. Similarly, the blocking interface returns a Writer. Closes #489
Rust-Postgres
PostgreSQL support for Rust.
postgres 
A native, synchronous PostgreSQL client.
tokio-postgres 
A native, asynchronous PostgreSQL client.
postgres-types 
Conversions between Rust and Postgres types.
postgres-native-tls 
TLS support for postgres and tokio-postgres via native-tls.
postgres-openssl 
TLS support for postgres and tokio-postgres via openssl.