Merge branch '6415-change-default-url-of-phpmyadmin-and-webmail-to-apps-vhsot' into 'develop'

Resolve "Change default URL of phpmyadmin and webmail to apps vhost"

Closes #6415

See merge request ispconfig/ispconfig3!1665

install/tpl/system.ini.master

@@ -13,7 +13,7 @@ mailbox_show_autoresponder_tab=y
 mailbox_show_mail_filter_tab=y
 mailbox_show_custom_rules_tab=y
 mailboxlist_webmail_link=y
-webmail_url=/webmail
+webmail_url=https://[SERVERNAME]:8081/webmail
 dkim_path=/var/lib/amavis/dkim
 smtp_enabled=y
 smtp_host=localhost
@@ -28,7 +28,7 @@ ftpuser_prefix=[CLIENTNAME]
 shelluser_prefix=[CLIENTNAME]
 webdavuser_prefix=[CLIENTNAME]
 dblist_phpmyadmin_link=y
-phpmyadmin_url=/phpmyadmin
+phpmyadmin_url=https://[SERVERNAME]:8081/phpmyadmin
 webftp_url=
 vhost_subdomains=n
 vhost_aliasdomains=n