Fixes in the second iteration:
* rename http.proxy-authmethod to http.proxyAuthmethod for consistency with
other core git variables
* issue warning() instead of error() for unsupported authentication method, for
consistency with http.sslVersion
* fix some code formatting / style issues
* fix memory management bug
--
Vorstandsvorsitzender/Chairman of the board of management:
Gerd-Lothar Leonhart
Vorstand/Board of Management:
Dr. Bernd Finkbeiner, Dr. Arno Steitz
Vorsitzender des Aufsichtsrats/
Chairman of the Supervisory Board:
Philippe Miltin
Sitz/Registered Office: Tuebingen
Registergericht/Registration Court: Stuttgart
Registernummer/Commercial Register No.: HRB 382196