the runner now supports --host, --port, --path, --user and --pass for
icingaweb access and doesn't spawn any servers by itself.
Also a login test has been added. Other tests are removed as they don't
apply anymore.
refs #4491
Add an ini writer that respects the file structure and the comments that may be
already present in the config file. Move Application/Config.php into
Config/Config.php.
refs #4352