* softwarecenter/ui/gtk3/app.py, debian/control: - renenable plugin loader - add conflict against older oneconf as the old oneconf plugin will crash softwarecenter because of mixing pygtk with pygi - load plugins from $SOFTWARE_CENTER_PLUGINS_DIR, /usr/share/software-center/plugins, ~/.local/share/software-center/plugins (LP: #631457) * doc/example_plugin.py: - updated to the gtk3 version