Fixed hundreds of small issues, code improvements, typos, ...

pandalib-bungee/src/main/java/fr/pandacube/lib/bungee/PandaLibBungee.java

@@ -1,7 +1,7 @@
 package fr.pandacube.lib.bungee;
 
 import fr.pandacube.lib.bungee.util.BungeeDailyLogRotateFileHandler;
-import fr.pandacube.lib.bungee.util.PluginMessagePassthrough;
+import fr.pandacube.lib.bungee.util.PluginMessagePassThrough;
 import net.md_5.bungee.api.plugin.Plugin;
 
 /**
@@ -24,7 +24,7 @@ public class PandaLibBungee {
      * Method to be called in {@link Plugin#onEnable()} method.
      */
     public static void onEnable() {
-        PluginMessagePassthrough.init(plugin);
+        PluginMessagePassThrough.init(plugin);
         BungeeDailyLogRotateFileHandler.init(true);
     }