Merge #6: "add crate and travis badges"

Author: afilini

README.md

@@ -1,3 +1,9 @@
-# rust-electrum-client
+# rust-electrum-client [![Build Status]][travis] [![Latest Version]][crates.io]
+
+[Build Status]: https://api.travis-ci.org/MagicalBitcoin/rust-electrum-client.svg?branch=master
+[travis]: https://travis-ci.org/MagicalBitcoin/rust-electrum-client
+[Latest Version]: https://img.shields.io/crates/v/electrum-client.svg
+[crates.io]: https://crates.io/crates/electrum-client
+
 
 Bitcoin Electrum client library. Supports plaintext, TLS and Onion servers.