README.md in fluent-plugin-geoip-0.0.3 vs README.md in fluent-plugin-geoip-0.0.4

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+ new

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-# fluent-plugin-geoip
+# fluent-plugin-geoip [![Build Status](https://travis-ci.org/y-ken/fluent-plugin-geoip.png?branch=master)](https://travis-ci.org/y-ken/fluent-plugin-geoip)
 
 Fluentd Output plugin to add information about geographical location of IP addresses with Maxmind GeoIP databases.
 
 fluent-plugin-geoip has bundled cost-free [GeoLite City database](http://dev.maxmind.com/geoip/legacy/geolite/) by default.  
 Also you can use purchased [GeoIP City database](http://www.maxmind.com/en/city) ([lang:ja](http://www.maxmind.com/ja/city)) which costs starting from $50.  