include_package_data in apache and nginx plugins

ref https://github.com/letsencrypt/letsencrypt/issues/625

letsencrypt-apache/setup.py

@@ -20,4 +20,5 @@ setup(
             'apache = letsencrypt_apache.configurator:ApacheConfigurator',
          ],
     },
+    include_package_data=True,
 )

letsencrypt-nginx/setup.py

@@ -19,4 +19,5 @@ setup(
             'nginx = letsencrypt_nginx.configurator:NginxConfigurator',
          ],
     },
+    include_package_data=True,
 )