Add event of new PMC (#52)

* Add event of new PMC

* Remove oldest event in homepage
diff --git a/docs/README.md b/docs/README.md
index d025fd9..f116b55 100755
--- a/docs/README.md
+++ b/docs/README.md
@@ -25,6 +25,9 @@
 news:
   title: Events & News
   content:
+  - header: Welcome Zhenxu Ke to join the PMC
+    content: Based on his continuous contributions, Zhenxu Ke has been invited to join the PMC. Welcome aboard.
+    time: August 23rd, 2019
   - header: SkyWalking 6.3.0 release
     content: ElasticSearch storage implementation changed, high reduce payload to ElasticSearch cluster.
     time: Aug. 8th 2019
@@ -34,6 +37,3 @@
   - header: RocketBot UI has been accepted as SkyWalking primary UI
     content: New UI for SkyWalking
     time: April 23th 2019
-  - header: SkyWalking graduated as Apache Top Level Project
-    content: Apache board approved SkyWalking graduated as TLP at April 17th 2019.
-    time: April 17th 2019
diff --git a/docs/events/README.md b/docs/events/README.md
index 1b066a8..1a7053a 100755
--- a/docs/events/README.md
+++ b/docs/events/README.md
@@ -1,5 +1,9 @@
 # SkyWalking Events
 
+## Welcome Zhenxu Ke to join the PMC
+###### August 23rd, 2019
+Based on his continuous contributions, Zhenxu Ke (a.k.a [kezhenxu94](https://github.com/kezhenxu94)) has been invited to join the PMC. Welcome aboard.
+
 ## Release Apache SkyWalking APM 6.3.0
 ###### Aug. 8th, 2019
 6.3.0 release. Go to [downloads](/downloads) page to find release tars.
@@ -25,7 +29,7 @@
 1. OAP performance improvement
 
 ## RocketBot UI has been accepted as SkyWalking primary UI
-###### April 23th 2019
+###### April 23rd 2019
 Apache SkyWalking PMC accept the RocketBot UI contributions. After IP clearance, it will be released in SkyWalking 6.1 soon.
 
 ## SkyWalking graduated as Apache Top Level Project
@@ -117,7 +121,7 @@
 5.0.0-beta2 release. Go to [downloads](/downloads) page to find release tars.
 
 ## Release Apache SkyWalking 5.0.0-beta
-###### May 23th, 2018
+###### May 23rd, 2018
 5.0.0-beta release. Go to [downloads](/downloads) page to find release tars.
 
 ## Release Apache SkyWalking APM 5.0.0-alpha
diff --git a/docs/team/README.md b/docs/team/README.md
index 48e23ee..b3f34f9 100755
--- a/docs/team/README.md
+++ b/docs/team/README.md
@@ -29,6 +29,7 @@
 |Yixiong Cao| caoyixiong |
 |Yongsheng Peng| pengys |
 |Zhang Kewei| zhangkewei |
+|Zhenxu Ke| kezhenxu94 |
 
 ### Committer
 | Name |Apache ID|
@@ -37,7 +38,6 @@
 |Yuguang Zhao| zhaoyuguang |
 |Yuntao Li| liyuntao |
 |Yanlong He| heyanlong |
-|Zhenxu Ke| kezhenxu94 |
 
 ## Contributors
 
diff --git a/docs/zh/README.md b/docs/zh/README.md
index f52b509..0edd2f6 100755
--- a/docs/zh/README.md
+++ b/docs/zh/README.md
@@ -26,6 +26,9 @@
 news:
   title: 事件 & 新闻
   content:
+  - header: 欢迎柯振旭加入项目管理委员会
+    content: 由于他对该项目的持续贡献,他已被邀请加入 SkyWalking 项目管理委员会。
+    time: 2019年8月23日
   - header: SkyWalking 6.3.0发布
     content: ElasticSearch存储实现修改,大幅减少对ElasticSearch集群的压力。
     time: 2019年8月8日
@@ -35,6 +38,3 @@
   - header: RocketBot 被接受为SkyWalking主UI
     content: SkyWalking新UI
     time: 2019年4月23日
-  - header: SkyWalking 毕业成为Apache顶级项目
-    content: Apache董事会批准SkyWalking孵化器毕业,成为顶级项目。
-    time: 2019年4月17日
diff --git a/docs/zh/events/README.md b/docs/zh/events/README.md
index 501c3e7..abb6334 100755
--- a/docs/zh/events/README.md
+++ b/docs/zh/events/README.md
@@ -1,5 +1,9 @@
 # SkyWalking 事件概要
 
+## 欢迎柯振旭成为项目管理委员会成员
+###### 2019 年 08 月 29 日
+由于他对该项目的持续贡献,他已被邀请加入 SkyWalking 项目管理委员会。欢迎。
+
 ## SkyWalking 6.3.0 发布
 ###### 2019年8月8日
 Apache SkyWalking 6.3.0发布。跳转到 [下载](/downloads) 页面查找发布版本。