gplugin/gplugin

Merged in bugfix/pvs-studio-g-set-error-fix (pull request #34)
develop
2019-09-30, Gary Kramlich
290ee8d6c33f
Merged in bugfix/pvs-studio-g-set-error-fix (pull request #34)

use g_error_set_literal when we're not passing a format string

Approved-by: Elliott Sales de Andrade
The following individuals have contributed to this project.
Ankit Vani <a@nevitus.org>
EionRobb <eion@robbmob.com>
Elliott Sales de Andrade <quantum.analyst@gmail.com>
Gary Kramlich <grim@reaperworld.com>
Jason Scherer <schereja@gmail.com>
John Bailey <rekkanoryo@rekkanoryo.org>
Mike Ruprecht <cmaiku@gmail.com>
Olaf Hering <olaf@aepfle.de>
Richard Laager <rlaager@pidgin.im>