Now grep is on whole directory /etc/nginx

ee/cli/plugins/stack.py

@@ -188,8 +188,8 @@ class EEStackController(CementBaseController):
                 EEService.reload_service(self, 'postfix')
 
             if set(EEVariables.ee_nginx).issubset(set(apt_packages)):
-                if ((not EEFileUtils.grep(self, "/etc/nginx", "EasyEngine"))
+                if ((not EEShellExec.cmd_exec(self, "grep EasyEngine "
-                   and os.path.isfile('/etc/nginx/nginx.conf')):
+                   "/etc/nginx")) and os.path.isfile('/etc/nginx/nginx.conf')):
                     nc = NginxConfig()
                     Log.debug(self, 'Loading file /etc/nginx/nginx.conf ')
                     nc.loadf('/etc/nginx/nginx.conf')