Updated README

Author: martijnvg

README.md

@@ -3,13 +3,15 @@ ICU Analysis for ElasticSearch
 
 The ICU Analysis plugin integrates Lucene ICU module into elasticsearch, adding ICU relates analysis components.
 
-In order to install the plugin, simply run: `bin/plugin -install elasticsearch/elasticsearch-analysis-icu/1.5.0`.
+In order to install the plugin, simply run: `bin/plugin -install elasticsearch/elasticsearch-analysis-icu/1.6.0`.
 
     ----------------------------------------
     | ICU Analysis Plugin | ElasticSearch  |
     ----------------------------------------
     | master              | 0.19 -> master |
     ----------------------------------------
+    | 1.6.0               | 0.19 -> master |
+    ----------------------------------------
     | 1.5.0               | 0.19 -> master |
     ----------------------------------------
     | 1.4.0               | 0.19 -> master |