refactor LogEntry & cleanup stream formatting

sponge/src/main/java/me/lucko/luckperms/SpongeListener.java

@@ -45,8 +45,8 @@ public class SpongeListener extends AbstractListener {
     @Listener
     public void onClientAuth(ClientConnectionEvent.Auth e) {
         if (!plugin.getDatastore().isAcceptingLogins()) {
-            // Datastore is disabled, prevent players from joining the server
-            // Just don't load their data, they will be kicked at login
+            /* Datastore is disabled, prevent players from joining the server
+               Just don't load their data, they will be kicked at login */
             return;
         }
 

sponge/src/main/java/me/lucko/luckperms/users/SpongeUser.java

@@ -26,7 +26,7 @@ import me.lucko.luckperms.LPSpongePlugin;
 import org.spongepowered.api.entity.living.player.Player;
 import org.spongepowered.api.util.Tristate;
 
-import java.util.HashSet;
+import java.util.Collections;
 import java.util.Map;
 import java.util.Optional;
 import java.util.UUID;
@@ -58,6 +58,6 @@ class SpongeUser extends User {
         // Re-add all defined permissions for the user
         final String world = player.getWorld().getName();
         Map<String, Boolean> local = getLocalPermissions(getPlugin().getConfiguration().getServer(), world, null);
-        local.entrySet().forEach(e -> player.getSubjectData().setPermission(new HashSet<>(), e.getKey(), Tristate.fromBoolean(e.getValue())));
+        local.entrySet().forEach(e -> player.getSubjectData().setPermission(Collections.emptySet(), e.getKey(), Tristate.fromBoolean(e.getValue())));
     }
 }

sponge/src/main/java/me/lucko/luckperms/utils/VersionUtil.java

@@ -60,7 +60,7 @@ public class VersionUtil extends ClassTransformer {
     }
 
     @Override
-    public void configure(final Properties properties) {
+    public void configure(Properties properties) {
         assert properties != null;
         version = properties.getProperty("version");
     }