Fix the whole Javadoc syntax

src/main/java/fr/xephi/authme/permission/DefaultPermission.java

@@ -25,7 +25,11 @@ public enum DefaultPermission {
         this.title = title;
     }
 
-    /** Return the textual representation. */
+    /**
+     *  Return the textual representation.
+     *  
+     *  @return String
+     */
     public String getTitle() {
         return title;
     }

src/main/java/fr/xephi/authme/permission/PermissionsManager.java

@@ -1,10 +1,11 @@
 package fr.xephi.authme.permission;
 
-import de.bananaco.bpermissions.api.ApiLayer;
-import de.bananaco.bpermissions.api.CalculableType;
-import fr.xephi.authme.command.CommandDescription;
-import fr.xephi.authme.util.CollectionUtils;
-import net.milkbowl.vault.permission.Permission;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+import java.util.logging.Logger;
+
 import org.anjocaido.groupmanager.GroupManager;
 import org.anjocaido.groupmanager.permissions.AnjoPermissionsHandler;
 import org.bukkit.Bukkit;
@@ -17,24 +18,25 @@ import org.bukkit.plugin.Plugin;
 import org.bukkit.plugin.PluginManager;
 import org.bukkit.plugin.RegisteredServiceProvider;
 import org.tyrannyofheaven.bukkit.zPermissions.ZPermissionsService;
+
+import de.bananaco.bpermissions.api.ApiLayer;
+import de.bananaco.bpermissions.api.CalculableType;
+import fr.xephi.authme.command.CommandDescription;
+import fr.xephi.authme.util.CollectionUtils;
+import net.milkbowl.vault.permission.Permission;
 import ru.tehkode.permissions.PermissionManager;
 import ru.tehkode.permissions.PermissionUser;
 import ru.tehkode.permissions.bukkit.PermissionsEx;
 
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Map;
-import java.util.logging.Logger;
-
 /**
+ * <p>
  * PermissionsManager.
- * <p/>
+ * </p><p>
  * A permissions manager, to manage and use various permissions systems.
  * This manager supports dynamic plugin hooking and various other features.
- * <p/>
+ * </p><p>
  * Written by Tim Visée.
- *
+ * </p>
  * @author Tim Visée, http://timvisee.com
  * @version 0.2.1
  */