Current master (c18674aafa7af437fa66ffdb634b9b2c2b08862a) fails to build

[omern1]

error[E0433]: failed to resolve. Use of undeclared type or module `ssl`
  --> atarashii_imap/src/lib.rs:68:12
   |
68 |   StartTls(ssl::SslStream<TcpStream>),
   |            ^^^^^^^^^^^^^^^^^^^^^^^^^ Use of undeclared type or module `ssl`

error[E0433]: failed to resolve. Use of undeclared type or module `ssl`
  --> atarashii_imap/src/lib.rs:69:10
   |
69 |   SslTls(ssl::SslStream<TcpStream>)
   |          ^^^^^^^^^^^^^^^^^^^^^^^^^ Use of undeclared type or module `ssl`

error[E0433]: failed to resolve. Use of undeclared type or module `TslConnectorBuilder`
   --> atarashii_imap/src/lib.rs:234:25
    |
234 |         let connector = TslConnectorBuilder::new(SslMethod::tls()).unwrap().build();
    |                         ^^^^^^^^^^^^^^^^^^^^^^^^ Use of undeclared type or module `TslConnectorBuilder`

error[E0433]: failed to resolve. Use of undeclared type or module `SslMethod`
   --> atarashii_imap/src/lib.rs:234:50
    |
234 |         let connector = TslConnectorBuilder::new(SslMethod::tls()).unwrap().build();
    |                                                  ^^^^^^^^^^^^^^ Use of undeclared type or module `SslMethod`

error[E0433]: failed to resolve. Use of undeclared type or module `ssl`
   --> atarashii_imap/src/lib.rs:248:38
    |
248 |   fn verify_greeting(stcp_conn: &mut ssl::SslStream<TcpStream>) -> () {
    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^ Use of undeclared type or module `ssl`

error: aborting due to previous error(s)

error: Could not compile `atarashii_imap`.

[GildedHonour]

@nabeelomer in progress. the version at crates.io compiles well.