Adds new virtual server to virtual server collection.

Syntax
| C# | Visual Basic | Managed C++ |

Parameters
- enabled (Boolean)
- Specified if virtual server is enabled.
- name (String)
- Virtual server name.
- assembly (String)
- Assembly name what contains virtual server API.
- type (String)
- Full virtual server API type name.
- initString (String)
- Virtual server API init string. This value depends on API implementation.
Assembly: UserAPI Version: 1.0.0.0 (Module: UserAPI)