Changeset 3006 for trunk/sources/HeuristicLab.PluginInfrastructure/Advanced/LicenseConfirmationBox.cs

Implemented deployment service on servdev.heuristiclab.com and changed all service references and configurations to point to the service address. Improved GUI of installation manager. Implemented user name authentication and authorization for the deployment service. #860 (Deployment server for plugin installation from web locations)