Bump version

CHANGELOG

@@ -18,3 +18,7 @@
 * New base image
 * Update to upstream 3.0.0
 * Enable optional single sign-on
+
+[0.5.0]
+* New base image 0.10.0
+

CloudronManifest.json

@@ -3,7 +3,7 @@
   "title": "Taiga",
   "author": "Taiga Authors",
   "tagline": "Project management platform",
-  "version": "0.4.0",
+  "version": "0.5.0",
   "description": "file://DESCRIPTION.md",
   "changelog": "file://CHANGELOG",
   "healthCheckPath": "/",