LuckPerm: keep contexts active after reload of groups (#2186)

* Use context aware groups

* Revert "Use context aware groups"

This reverts commit 5adc6ef7

* Keep luckperm contexts after authentication

* Code cleanup

* Code cleanup

* Fix nullpointer for context maps

* Code cleanup

* Use uuids for sqlite and postgresql

* Revert "Use uuids for sqlite and postgresql"

This reverts commit 05296e5f23bd4379a89647656f08432c718e6f9c.

* Cleanup imports

* Fix test

Co-authored-by: David Maes <david.maes@kbc.be>

src/main/java/fr/xephi/authme/command/executable/authme/debug/PermissionGroups.java

@@ -1,5 +1,6 @@
 package fr.xephi.authme.command.executable.authme.debug;
 
+import fr.xephi.authme.data.limbo.UserGroup;
 import fr.xephi.authme.permission.DebugSectionPermissions;
 import fr.xephi.authme.permission.PermissionNode;
 import fr.xephi.authme.permission.PermissionsManager;
@@ -11,6 +12,8 @@ import org.bukkit.entity.Player;
 import javax.inject.Inject;
 import java.util.List;
 
+import static java.util.stream.Collectors.toList;
+
 /**
  * Outputs the permission groups of a player.
  */
@@ -37,8 +40,11 @@ class PermissionGroups implements DebugSection {
         if (player == null) {
             sender.sendMessage("Player " + name + " could not be found");
         } else {
-            sender.sendMessage("Player " + name + " has permission groups: "
-                + String.join(", ", permissionsManager.getGroups(player)));
+            List<String> groupNames = permissionsManager.getGroups(player).stream()
+                .map(UserGroup::getGroupName)
+                .collect(toList());
+
+            sender.sendMessage("Player " + name + " has permission groups: " + String.join(", ", groupNames));
             sender.sendMessage("Primary group is: " + permissionsManager.getGroups(player));
         }
     }