Merge pull request #87 from daschxx/patch-2

Move vmail volume  to another folder

docs/u_e-dovecot-vmail-volume.md

@@ -0,0 +1,10 @@
+If you want to use another folder for the vmail-volume, you can create an `docker-compose.override.yml` file and add:
+```
+version: '2.1'
+volumes:
+  vmail-vol-1:
+    driver_opts:
+      type: none
+      device: /data/mailcow/vmail
+      o: bind
+```

mkdocs.yml

@@ -61,6 +61,7 @@ pages:
   - 'Dovecot':
       - "Expunge a User's Mails": 'u_e-dovecot-expunge.md'
       - 'More Examples with DOVEADM': 'u_e-dovecot-more.md'
+      - 'Move vmail volume': 'u_e-dovecot-vmail-volume.md' 
   - 'Redis': 'u_e-redis.md'
   - 'Rspamd': 'u_e-rspamd.md'
   - 'SOGo': 'u_e-sogo.md'