Merge pull request SRombauts#59 from gitter-badger/gitter-badge

Add a Gitter chat badge to README.md

Author: SRombauts

README.md

@@ -1,5 +1,7 @@
 SQLiteC++
 ---------
+
+[![Join the chat at https://gitter.im/SRombauts/SQLiteCpp](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/SRombauts/SQLiteCpp?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
 [![release](https://img.shields.io/github/release/SRombauts/SQLiteCpp.svg?style=flat-square)](https://github.com/SRombauts/SQLiteCpp/releases)
 [![Travis CI Linux Build Status](https://travis-ci.org/SRombauts/SQLiteCpp.svg)](https://travis-ci.org/SRombauts/SQLiteCpp "Travis CI Linux Build Status")