protected function bindInstallCommand()
    {
        $this->app['package.install'] = $this->app->share(function ($app) {
            return $app->make('Terion\PackageInstaller\PackageInstallCommand');
        });
        $this->app['package.process'] = $this->app->share(function ($app) {
            return $app->make('Terion\PackageInstaller\PackageProcessCommand');
        });
    }