AddUsersBulk()
From Rackspace Email & Apps API
This function will add several mailboxes at one time. There is an upper limit of around 100 mailboxes that may be added in a single function call.
Input Parameters
Three strings, one array/result array of strings:
Administrative username,
Administrative password,
Domain name,
User array ("user, pass, active, John, Doe, Company, Department, Street, City, State, Zip, Country, Phone", ...)
Return Values
If successful, the return value of the function will be 1. Please note that any unsuccessful user additions will be returned in the user array.
Consult the Result Code Table for a list of result codes and their meaning.
