Reformat supported servers

Author: samuelchemla

readme.md

@@ -115,23 +115,15 @@ You can add your own trusted certificate in android `Settings` > `Encryption and
 
 It should work with any DAV compliant server.
 
-* [Nextcloud](https://nextcloud.com/files/) (full support: preserves file creation timestamps)
-* [owncloud](https://owncloud.com/) (full support: preserves file creation timestamps)
-* [SFTPGo](https://github.com/drakkan/sftpgo) Full-featured and highly configurable SFTP, HTTP/S,
-  FTP/S and WebDAV server - S3, Google Cloud Storage, Azure Blob (full support: preserves file
-  creation timestamps)
-* [apache](https://httpd.apache.org/docs/current/fr/mod/mod_dav.html) (basic support: does not
-  preserve file creation timestamps)
-* [nginx](http://nginx.org/en/docs/http/ngx_http_dav_module.html) (basic support: does not preserve
-  file creation timestamps, no etag support)
-* [Mailbox](https://mailbox.org/) (basic support: does not preserve file creation timestamps, no
-  etag
-  support, use
-  `https://office.mailbox.org/servlet/webdav.infostore` as url and
-  `/Userstore/<firstname lastname>/Documents` as remote folder)
-* [Hacdias Webdav](https://github.com/hacdias/webdav) A simple and standalone WebDAV server. (basic
-  support: does not preserve file creation timestamps)
-* *add your server here*
+| WebDAV Server                                                       | Support Level | Notes                                                                                                                                                                                       |
+|---------------------------------------------------------------------|---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| [Nextcloud](https://nextcloud.com/files/)                           | Full          | Preserves file creation timestamps                                                                                                                                                          |
+| [owncloud](https://owncloud.com/)                                   | Full          | Preserves file creation timestamps                                                                                                                                                          |
+| [SFTPGo](https://github.com/drakkan/sftpgo)                         | Full          | Preserves file creation timestamps.                                                                                                                                                         |
+| [Apache](https://httpd.apache.org/docs/current/fr/mod/mod_dav.html) | Basic         | Does not preserve file creation timestamps                                                                                                                                                  |
+| [nginx](http://nginx.org/en/docs/http/ngx_http_dav_module.html)     | Basic         | Does not preserve file creation timestamps, no etag support                                                                                                                                 | 
+| [Mailbox](https://mailbox.org/)                                     | Basic         | Does not preserve file creation timestamps, no etag support. Use https://office.mailbox.org/servlet/webdav.infostore as URL and /Userstore/<firstname lastname>/Documents as remote folder. |
+| [Hacdias Webdav](https://github.com/hacdias/webdav)                 | Basic         | A simple and standalone WebDAV server. Does not preserve file creation timestamps.                                                                                                          |
 
 ## Sync is slow on Nextcloud