add 2.6.7 release to download page (#512)

diff --git a/blog/en-us/download.md b/blog/en-us/download.md
index 8888f0d..b2094f4 100644
--- a/blog/en-us/download.md
+++ b/blog/en-us/download.md
@@ -59,6 +59,15 @@
 [asc](https://archive.apache.org/dist/incubator/dubbo/2.7.0/apache-dubbo-incubating-2.7.0-bin-release.zip.asc) |
 [sha512](https://archive.apache.org/dist/incubator/dubbo/2.7.0/apache-dubbo-incubating-2.7.0-bin-release.zip.sha512)
 
+### 2.6.7 (2019-07-15)
+
+* [source](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-source-release.zip) |
+[asc](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-source-release.zip.asc) |
+[sha512](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-source-release.zip.sha512)
+* [binary](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-bin-release.zip) |
+[asc](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-bin-release.zip.asc) |
+[sha512](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-bin-release.zip.sha512)
+
 ### 2.6.6 (2019-03-07)
 
 * [source](https://www.apache.org/dyn/closer.cgi?path=incubator/dubbo/2.6.6/apache-dubbo-incubating-2.6.6-source-release.zip) |
diff --git a/blog/zh-cn/download.md b/blog/zh-cn/download.md
index e9beb74..530c5f2 100644
--- a/blog/zh-cn/download.md
+++ b/blog/zh-cn/download.md
@@ -59,6 +59,14 @@
 [asc](https://archive.apache.org/dist/incubator/dubbo/2.7.0/apache-dubbo-incubating-2.7.0-bin-release.zip.asc) |
 [sha512](https://archive.apache.org/dist/incubator/dubbo/2.7.0/apache-dubbo-incubating-2.7.0-bin-release.zip.sha512)
 
+### 2.6.7 (2019-07-15)
+
+* [source](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-source-release.zip) |
+[asc](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-source-release.zip.asc) |
+[sha512](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-source-release.zip.sha512)
+* [binary](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-bin-release.zip) |
+[asc](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-bin-release.zip.asc) |
+[sha512](https://www.apache.org/dist/dubbo/2.6.7/apache-dubbo-2.6.7-bin-release.zip.sha512)
 
 ### 2.6.6 (2019-03-07)