Returns a new ZoltarConnection object, which is the starting point for working with the Zoltar API.
Once you have the connection you can call zoltar_authenticate() on it, and call projects() to get a list of objects
to start working with.
zoltar_authenticate(zoltar_connection, username, password)A ZoltarConnection object as returned by new_connection().
Username for the account to use on the connection's host
Password ""
None
if (FALSE) {
  zoltar_authenticate(conn, "USERNAME", "PASSWORD")
}