Clear resourceBundle caches

src/net/md_5/bungee/api/bungeepluginmanager/PluginUtils.java

@@ -33,6 +33,7 @@ import java.io.InputStream;
 import java.net.URL;
 import java.net.URLClassLoader;
 import java.util.Map;
+import java.util.ResourceBundle;
 import java.util.Set;
 import java.util.jar.JarEntry;
 import java.util.jar.JarFile;
@@ -111,6 +112,9 @@ public final class PluginUtils {
         } catch (Exception t) {
             severe("Failed to cleanup bungee internal maps from plugin refs", t, plugin.getDescription().getName());
         }
+
+        ResourceBundle.clearCache(pluginClassLoader);
+
         //close classloader
         if (pluginClassLoader instanceof URLClassLoader) {
             try {