Minor - fix Javadoc warnings

src/main/java/fr/xephi/authme/process/Management.java

@@ -26,6 +26,7 @@ public class Management {
      * Constructor for Management.
      *
      * @param plugin AuthMe
+     * @param settings The plugin settings
      */
     public Management(AuthMe plugin, NewSetting settings) {
         this.plugin = plugin;

src/main/java/fr/xephi/authme/process/login/ProcessSyncPlayerLogin.java

@@ -47,7 +47,8 @@ public class ProcessSyncPlayerLogin implements Runnable {
      *
      * @param player Player
      * @param plugin AuthMe
-     * @param database   DataSource
+     * @param database DataSource
+     * @param settings The plugin settings
      */
     public ProcessSyncPlayerLogin(Player player, AuthMe plugin,
                                   DataSource database, NewSetting settings) {

src/main/java/fr/xephi/authme/process/register/ProcessSyncPasswordRegister.java

@@ -39,6 +39,7 @@ public class ProcessSyncPasswordRegister implements Runnable {
      *
      * @param player Player
      * @param plugin AuthMe
+     * @param settings The plugin settings
      */
     public ProcessSyncPasswordRegister(Player player, AuthMe plugin, NewSetting settings) {
         this.m = plugin.getMessages();