func RegisterGenericCommentHandler(name string, fn GenericCommentHandler, help HelpProvider) {
	pluginHelp[name] = help
	genericCommentHandlers[name] = fn
}
func RegisterGenericCommentHandler(name string, fn GenericCommentHandler, help HelpProvider) {
	pluginHelp[name] = help
	genericCommentHandlers[name] = fn
}
// RegisterGenericCommentHandler registers a plugin's github.GenericCommentEvent handler.