gplugin/gplugin

Bumping the version and setting the release date
develop v0.28.1
2019-09-30, Gary Kramlich
85f1c51427fe
Bumping the version and setting the release date
gplugin-gtk-viewer/data/window.ui
gplugin-gtk-viewer/gplugin-gtk-viewer-window.c
gplugin-gtk-viewer/gplugin-gtk-viewer.c
gplugin-gtk/data/plugin-info.ui
gplugin-gtk/gplugin-gtk-plugin-info.c
gplugin-gtk/gplugin-gtk-store.c
gplugin-gtk/gplugin-gtk-view.c
gplugin/gplugin-core.c
gplugin/gplugin-file-tree.c
gplugin/gplugin-loader.c
gplugin/gplugin-manager.c
gplugin/gplugin-native-loader.c
gplugin/gplugin-native-plugin.c
gplugin/gplugin-options.c
gplugin/gplugin-plugin-info.c
gplugin/gplugin-plugin.c
gplugin/gplugin-private.c
gplugin/gplugin-query.c
gplugin/gplugin-version.c
lua/gplugin-lua-core.c
lua/gplugin-lua-loader.c
lua/gplugin-lua-plugin.c
lua/gplugin-lua-test-lgi.c
perl/gplugin-perl-core.c
perl/gplugin-perl-loader.c
perl/gplugin-perl-plugin.c
plugins/gplugin-license-check.c
python/gplugin-python-core.c
python/gplugin-python-loader.c
python/gplugin-python-plugin.c
python/gplugin-python-test-pygobject.c
python/gplugin-python-utils.c
ruby/gplugin-ruby-protect.c
tcc/gplugin-tcc-core.c
tcc/gplugin-tcc-loader.c
tcc/gplugin-tcc-plugin.c