gplugin/gplugin

Make the search paths always have trailing slashes
develop
2020-08-29, Gary Kramlich
22eacbf0c2f8
Make the search paths always have trailing slashes

Make sure the internal representation of search paths always have a trailing slash.

Testing Done:
Compiled and ran unit tests.

Reviewed at https://reviews.imfreedom.org/r/97/
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>