Bump to 1.9, drop net2

.travis.yml

@@ -3,7 +3,7 @@ sudo: required
 rust:
 - nightly
 - beta
-- 1.8.0
+- 1.9.0
 addons:
   postgresql: 9.4
 before_script:

Cargo.toml

@@ -29,7 +29,6 @@ byteorder = "0.5"
 log = "0.3"
 phf = "=0.7.15"
 hex = "0.2"
-net2 = "0.2.16"
 rustc-serialize = { version = "0.3", optional = true }
 chrono = { version = "0.2.14", optional = true }
 openssl = { version = ">= 0.6.4, < 0.8", optional = true }

README.md

@@ -51,7 +51,7 @@ fn main() {
 ```
 
 ## Requirements
-* **Rust** - Rust-Postgres is developed against the 1.7 release of Rust
+* **Rust** - Rust-Postgres is developed against the 1.9 release of Rust
     available on http://www.rust-lang.org. It should also compile against more
     recent releases.
 

src/lib.rs

@@ -51,7 +51,6 @@ extern crate log;
 extern crate phf;
 #[cfg(feature = "unix_socket")]
 extern crate unix_socket;
-extern crate net2;
 
 use bufstream::BufStream;
 use md5::Md5;

src/priv_io.rs

@@ -1,7 +1,4 @@
 use byteorder::ReadBytesExt;
-// this import needs to stay to support pre 1.9 users
-#[allow(unused_imports)]
-use net2::TcpStreamExt;
 use std::error::Error;
 use std::io;
 use std::io::prelude::*;