:+1: version and update docs

CHANGES.md

@@ -2,7 +2,8 @@
 
 ## v3.6.4-RC
 
-*
+* Feature: Alert for stale page
+* Improvement: Reactify admin pages (App)
 
 ## v3.6.3
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "growi",
-  "version": "3.6.3-RC",
+  "version": "3.6.4-RC",
   "description": "Team collaboration software using markdown",
   "tags": [
     "wiki",