Add TravisCI badge

Author: thoward

README.md

@@ -1,4 +1,4 @@
-# Lucene Query Parser for JavaScript
+# Lucene Query Parser for JavaScript [![Build Status](https://travis-ci.org/thoward/lucene-query-parser.js.svg?branch=master)](https://travis-ci.org/thoward/lucene-query-parser.js)
 
 This is an implementation of the Lucene Query Parser developed using PEG.js.
 
@@ -113,4 +113,4 @@ If you'd like to help out with the project, or if you have a question, feel free
 
 Bug reports or feature requests should go in the GitHub [issue tracker](https://github.com/thoward/lucene-query-parser.js/issues). Please include relevant sample data (the query) and a good description of the challenges you're facing.
 
-Look to the [wiki](https://github.com/thoward/lucene-query-parser.js/wiki) for additional documentation and other resources.
+Look to the [wiki](https://github.com/thoward/lucene-query-parser.js/wiki) for additional documentation and other resources.