Merge pull request #580 from nsendetzky/2014-04-01_confdoc

Adds documentation for HTML client configuration options
Implements variable delivery/payment costs decorator
Enforces slashes in media URLs even in XAMPP environments
Merge pull request #581 from nsendetzky/master

Implements variable delivery/payment costs decorator
Merge pull request #582 from nsendetzky/master

Enforces slashes in media URLs in XAMPP environments
Updates compressed JS file
Merge pull request #583 from nsendetzky/master

Updates compressed JS file
Updates translations for admin interface
Merge branch 'master' of https://github.com/Arcavias/arcavias-core
Documents job controller configuration options