Fix displaying player name rule

resources/assets/src/scripts/user.js

@@ -2,7 +2,7 @@
  * @Author: printempw
  * @Date:   2016-07-16 10:02:24
  * @Last Modified by: g-plane
- * @Last Modified time: 2017-04-26 17:42:50
+ * @Last Modified time: 2017-04-26 17:46:28
  */
 
 'use strict';
@@ -354,7 +354,7 @@ $('body').on('change', '#preference', function() {
 function changePlayerName(pid, current_player_name) {
     swal({
         title: trans('user.changePlayerName'),
-        text: trans('user.playerNameRule'),
+        text: $('#player_name').attr('placeholder'),
         inputValue: current_player_name,
         input: 'text',
         showCancelButton: true,

resources/lang/en/locale.js

@@ -82,7 +82,6 @@
 
             // Player
             changePlayerName: 'Please enter the player name:',
-            playerNameRule: 'The player name should only contain letters, numbers, and dashes.',
             emptyPlayerName: 'Empty player name.',
             clearTexture: 'Sure to clear the skins & cape of this player?',
             deletePlayer: 'Sure to delete this player?',

resources/lang/zh_CN/locale.js

@@ -82,7 +82,6 @@
 
             // Player
             changePlayerName: '请输入角色名：',
-            playerNameRule: '允许数字、字母以及下划线，是否支持中文角色名请参考本站设置',
             emptyPlayerName: '你还没有填写名称哦',
             clearTexture: '确定要重置该用户的皮肤/披风吗？',
             deletePlayer: '真的要删除该玩家吗？',