Updating configuration (#197)

#### Added

- [ACME] Display warning about sudo usage when issuing certificate with DNS API validation (require `sudo -E`)

#### Changed

- [ACME] Resolve domain IP over HTTPS with Cloudflare DNS Resolver
- [CORE] Cement Framework updated to v2.10.2
- [SITE] database name = 0 to 16 characters from the site name + 4 randomly generated character
- [SITE] database user = 0 to 12 characters from the site name + 4 randomy generated character
- [STACK] Improve sysctl tweak deployment

#### Fixed

- [SITE] https redirection missing on subdomains sites
- Issues with digitalocean mariadb repository
- Cement Framework output handler issues
- [CLEAN] check if Nginx is installed before purging fastcgi or opcache

wo/cli/plugins/update.py

@@ -65,9 +65,10 @@ class WOUpdateController(CementBaseController):
             wo_current = ("v{0}".format(WOVar.wo_version))
             wo_latest = WODownload.latest_release(self, "WordOps/WordOps")
             if wo_current == wo_latest:
-                Log.error(
+                Log.info(
                     self, "WordOps {0} is already installed"
                     .format(wo_latest))
+                self.app.close(0)
 
         if not os.path.isdir('/var/lib/wo/tmp'):
             os.makedirs('/var/lib/wo/tmp')