gplugin/gplugin

04f8758f9a72
Add the ability to disable the native plugin loader

Add support for the ability to disable the native plugin loader. This is primarily a debug tool right now. Fixes GPLUGIN-103

Testing Done:
Built and ran the unit tests locally.

Reviewed at https://reviews.imfreedom.org/r/110/
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>