Get the Programme Type List. 

This is a listing of all of the Programme Type items. 

Each Programme Type item is represented by a TPrgt. The collection of Programme Type items is represented by a List of TPrgt. 

A token is passed for authentication. If the authentication fails, or other errors occur, no programme types are returned. The result of the authentication is represented by a TAuthenticate object. 

Requires a valid registration key entry for the Short Courses feature. 

This function has security level "Unrestricted", and can be accessed by any authenticated user.

[WebMethod(Description = "Gets a list of all programme types")]
public TAuthPrgtList GetProgrammeTypeList(string sToken);