WIP: Prepare v1.5.0

CHANGES.md

@@ -1,6 +1,10 @@
 CHANGES
 ========
 
+## 1.5.0
+
+*
+
 ## 1.4.0
 
 * Feature: Slack integration.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "crowi",
-  "version": "1.4.0",
+  "version": "1.5.0",
   "description": "The simple & powerful Wiki",
   "tags": [
     "wiki",