Holy crap auth works (#2099)

* Holy crap auth works

* Fix some usages of UserID instead of UserName

* Refactor preferences.

They be non-async now. Also faster.

* Rename DbContext.

* Guest username assignment.

* Fix saving of profiles.

* Don't store data for guests.

* Fix generating invalid random colors.

* Don't allow dumb garbage for char preferences.

* Bans.

* Lol forgot to fill out the command description.

* Connection log.

* Rename all the tables and columns to be snake_case.

* Re-do migrations.

* Fixing tests and warnings.

* Update submodule

Content.Server/GameTicking/GamePresets/PresetSuspicion.cs

@@ -76,11 +76,11 @@ namespace Content.Server.GameTicking.GamePresets
 
             foreach (var player in list)
             {
-                if (!readyProfiles.ContainsKey(player.Name))
+                if (!readyProfiles.ContainsKey(player.UserId))
                 {
                     continue;
                 }
-                var profile = readyProfiles[player.Name];
+                var profile = readyProfiles[player.UserId];
                 if (profile.AntagPreferences.Contains(_prototypeManager.Index<AntagPrototype>(TraitorID).Name))
                 {
                     prefList.Add(player);