travis and some README updates

.travis.yml

@@ -0,0 +1,34 @@
+sudo: required
+language: rust
+matrix:
+  include:
+  - rust: stable
+  - rust: nightly
+
+addons:
+  apt:
+    packages:
+      - libudev-dev
+      - libcurl4-openssl-dev
+      - libelf-dev
+      - libdw-dev
+      - binutils-dev
+      - cmake
+    sources:
+      - kalakris-cmake
+
+# load travis-cargo
+before_script:
+  - |
+      export PATH=$HOME/.local/bin:$PATH
+      cargo install cargo-update || echo "cargo-update already installed" &&
+      cargo install cargo-travis || echo "cargo-travis already installed" &&
+      cargo install-update -a
+
+script:
+  - |
+      cargo build &&
+      cargo test
+
+after_success:
+  - cargo coveralls

README.md

@@ -1,3 +1,10 @@
+[![Crates.io version](https://img.shields.io/crates/v/modbus-iiot.svg)](https://crates.io/crates/modbus-iiot)
+[![Docs](https://docs.rs/modbus-iiot/badge.svg)](https://docs.rs/modbus-iiot/0.1.0/modbus_iiot/)
+[![Coverage](https://coveralls.io/repos/github/BiancoRoyal/modbus-iiot-rust/badge.svg?branch=master)](https://coveralls.io/github/BiancoRoyal/modbus-iiot-rust?branch=master)
+[![CI](https://travis-ci.org/BiancoRoyal/modbus-iiot-rust.svg?branch=master)](https://travis-ci.org/BiancoRoyal/modbus-iiot-rust/)
+[![Average time to resolve an issue](http://isitmaintained.com/badge/resolution/BiancoRoyal/modbus-iiot-rust.svg)](http://isitmaintained.com/project/BiancoRoyal/modbus-iiot-rust "Average time to resolve an issue")
+[![Percentage of issues still open](http://isitmaintained.com/badge/open/BiancoRoyal/modbus-iiot-rust.svg)](http://isitmaintained.com/project/BiancoRoyal/modbus-iiot-rust "Percentage of issues still open")
+
 The Modbus IIoT Library
 ========================
 

examples/client.rs

@@ -12,6 +12,11 @@ fn main()
     println!("Hello, Modbus world!");
     let mut client = TcpClient::new("192.168.1.1");
     client.connect();
+
+    // read register from address 266 (WAGO controllers)
+    let response = client.read_holding_registers(266, 1);
+    println!("Response: {:?}", response);
+
     // read 10 words starting at address 256 (WAGO controllers)
     let response = client.read_holding_registers(256, 10);
     println!("Response: {:?}", response);