gplugin/gplugin

Merged in feature/plugin-errors (pull request #77)
develop
2020-05-21, Gary Kramlich
f7de83d8ea56
Merged in feature/plugin-errors (pull request #77)

Add an error property to GPluginPlugin and fix the ui/tests/etc that were affected by it.

Approved-by: Elliott Sales de Andrade
configure_file(
input : 'gplugin.spec.in',
output : 'gplugin.spec',
configuration : version_conf)