Could not create vhost subdomain as client

Made web_folder field read only on edit

- Fixed missing templates and language entries
- Previous subdomain mode can be used concurrently
- Changed log path to a more convenient location

FS#1993 - Creating Subdomains as VirtualHost

Addes some missing translations

Added: Form fields are disabled if a client is not allowed to edit a domains main settings

Fixed (partly) FS#2310 - Template switch not working in mailuser module, for dashlets and the login page

automatically enable remote access and add the webserver's ip to the remote_ips list

added .label + .value class for non-INPUT details in edit forms; changed class for measurement unit to .label -> better output + reduction of unnecessary non-breaking spaces

all flags as separate .png files: https://github.com/downloads/foe-services/ispc-larry/flags_separate.rar
.psd files for all flags as layers and sprite: https://github.com/downloads/foe-services/ispc-larry/flags_psd.rar

FS#2288 - Importer for data from Plesk control panel (first INCOMPLETE version, see bugtracker for status)

Implemented: FS#560 - Add support for APS (Application Packaging Standard)