update README.md

shi-yuan · shi-yuan · commit 098962761e0d · 2018-03-03T11:59:17.000+08:00
diff --git a/README.md b/README.md
@@ -56,15 +56,18 @@ Elasticsearch-SQL
 **5.6.5** [![5.6.5 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic5.6.5)](https://travis-ci.org/NLPchina/elasticsearch-sql)
 **5.6.6** [![5.6.6 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic5.6.6)](https://travis-ci.org/NLPchina/elasticsearch-sql)
 **5.6.7** [![5.6.7 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic5.6.7)](https://travis-ci.org/NLPchina/elasticsearch-sql)
+**5.6.8** [![5.6.8 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic5.6.8)](https://travis-ci.org/NLPchina/elasticsearch-sql)
 **6.0.0** [![6.0.0 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic6.0.0)](https://travis-ci.org/NLPchina/elasticsearch-sql)
-**6.0.1** [![6.0.1 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic6.0.1)](https://travis-ci.org/NLPchina/elasticsearch-sql)
 <br/>
+**6.0.1** [![6.0.1 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic6.0.1)](https://travis-ci.org/NLPchina/elasticsearch-sql)
 **6.1.0** [![6.1.0 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic6.1.0)](https://travis-ci.org/NLPchina/elasticsearch-sql)
 **6.1.1** [![6.1.1 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic6.1.1)](https://travis-ci.org/NLPchina/elasticsearch-sql)
 **6.1.2** [![6.1.2 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic6.1.2)](https://travis-ci.org/NLPchina/elasticsearch-sql)
 **6.1.3** [![6.1.3 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic6.1.3)](https://travis-ci.org/NLPchina/elasticsearch-sql)
 **6.2.0** [![6.2.0 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic6.2.0)](https://travis-ci.org/NLPchina/elasticsearch-sql)
+<br/>
 **6.2.1** [![6.2.1 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic6.2.1)](https://travis-ci.org/NLPchina/elasticsearch-sql)
+**6.2.2** [![6.2.2 Build Status](https://travis-ci.org/NLPchina/elasticsearch-sql.svg?branch=elastic6.2.2)](https://travis-ci.org/NLPchina/elasticsearch-sql)
 
 Query elasticsearch using familiar SQL syntax.
 You can also use ES functions in SQL.
@@ -134,6 +137,7 @@ Versions
 | 5.6.5                 | 5.6.5.0        | delete commands not supported  | elastic5.6.5 |
 | 5.6.6                 | 5.6.6.0        |                                | elastic5.6.6 |
 | 5.6.7                 | 5.6.7.0        |                                | elastic5.6.7 |
+| 5.6.8                 | 5.6.8.0        |                                | elastic5.6.8 |
 | 6.0.0                 | 6.0.0.0        |                                | elastic6.0.0 |
 | 6.0.1                 | 6.0.1.0        |                                | elastic6.0.1 |
 | 6.1.0                 | 6.1.0.0        |                                | elastic6.1.0 |
@@ -142,6 +146,7 @@ Versions
 | 6.1.3                 | 6.1.3.0        |                                | elastic6.1.3 |
 | 6.2.0                 | 6.2.0.0        |                                | elastic6.2.0 |
 | 6.2.1                 | 6.2.1.0        |                                | elastic6.2.1 |
+| 6.2.2                 | 6.2.2.0        |                                | elastic6.2.2 |
 
 ### Elasticsearch 1.x
 ````
@@ -356,6 +361,11 @@ Versions
 ./bin/elasticsearch-plugin install https://github.com/NLPchina/elasticsearch-sql/releases/download/5.6.7.0/elasticsearch-sql-5.6.7.0.zip
 ````
 
+### Elasticsearch 5.6.8
+````
+./bin/elasticsearch-plugin install https://github.com/NLPchina/elasticsearch-sql/releases/download/5.6.8.0/elasticsearch-sql-5.6.8.0.zip
+````
+
 ### Elasticsearch 6.0.0
 ````
 ./bin/elasticsearch-plugin install https://github.com/NLPchina/elasticsearch-sql/releases/download/6.0.0.0/elasticsearch-sql-6.0.0.0.zip
@@ -396,6 +406,11 @@ Versions
 ./bin/elasticsearch-plugin install https://github.com/NLPchina/elasticsearch-sql/releases/download/6.2.1.0/elasticsearch-sql-6.2.1.0.zip
 ````
 
+### Elasticsearch 6.2.2
+````
+./bin/elasticsearch-plugin install https://github.com/NLPchina/elasticsearch-sql/releases/download/6.2.2.0/elasticsearch-sql-6.2.2.0.zip
+````
+
 After doing this, you need to restart the Elasticsearch server. Otherwise you may get errors like `Invalid index name [sql], must not start with '']; ","status":400}`.
 
 ## Basic Usage
