* Optimize code.

extension/lite/custom/ext/lang/de/lite.php

@@ -19,6 +19,6 @@ $lang->custom->story->fields['reviewRules']      = 'Review Rules';
 $lang->custom->story->fields['reviewResultList'] = 'Review Result';
 $lang->custom->story->fields['review']           = 'Need Review';
 
-unset($lang->custom->execution->fields['required']);
+$lang->custom->execution = new stdclass();
 
 $lang->custom->system = array('required');

extension/lite/custom/ext/lang/en/lite.php

@@ -19,6 +19,6 @@ $lang->custom->story->fields['reviewRules']      = 'Review Rules';
 $lang->custom->story->fields['reviewResultList'] = 'Review Result';
 $lang->custom->story->fields['review']           = 'Need Review';
 
-unset($lang->custom->execution->fields['required']);
+$lang->custom->execution = new stdclass();
 
 $lang->custom->system = array('required');

extension/lite/custom/ext/lang/fr/lite.php

@@ -19,6 +19,6 @@ $lang->custom->story->fields['reviewRules']      = 'Review Rules';
 $lang->custom->story->fields['reviewResultList'] = 'Review Result';
 $lang->custom->story->fields['review']           = 'Need Review';
 
-unset($lang->custom->execution->fields['required']);
+$lang->custom->execution = new stdclass();
 
 $lang->custom->system = array('required');

extension/lite/custom/ext/lang/zh-cn/lite.php

@@ -19,6 +19,6 @@ $lang->custom->story->fields['reviewRules']      = '评审规则';
 $lang->custom->story->fields['reviewResultList'] = '评审结果';
 $lang->custom->story->fields['review']           = '评审流程';
 
-unset($lang->custom->execution->fields['required']);
+$lang->custom->execution = new stdclass();
 
 $lang->custom->system = array('required');

module/custom/lang/de.php

@@ -63,6 +63,7 @@ $lang->custom->setPercent           = "Enable or Disable {$lang->stage->percent}
 $lang->custom->beginAndEndDate      = 'Begin & End';
 $lang->custom->beginAndEndDateRange = 'The Range Of Begin & End';
 $lang->custom->limitTaskDateAction  = 'Set start and end date required';
+$lang->custom->closedSetting        = 'Close Setting';
 
 $lang->custom->unitList['efficiency'] = 'Working Hours/';
 $lang->custom->unitList['manhour']    = 'Man-hour/';

module/custom/lang/en.php

@@ -63,6 +63,7 @@ $lang->custom->setPercent           = "Enable or Disable {$lang->stage->percent}
 $lang->custom->beginAndEndDate      = 'Begin & End';
 $lang->custom->beginAndEndDateRange = 'The Range Of Begin & End';
 $lang->custom->limitTaskDateAction  = 'Set start and end date required';
+$lang->custom->closedSetting        = 'Close Setting';
 
 $lang->custom->unitList['efficiency'] = 'Working Hours/';
 $lang->custom->unitList['manhour']    = 'Man-hour/';

module/custom/lang/fr.php

@@ -63,6 +63,7 @@ $lang->custom->setPercent           = "Enable or Disable {$lang->stage->percent}
 $lang->custom->beginAndEndDate      = 'Begin & End';
 $lang->custom->beginAndEndDateRange = 'The Range Of Begin & End';
 $lang->custom->limitTaskDateAction  = 'Set start and end date required';
+$lang->custom->closedSetting        = 'Close Setting';
 
 $lang->custom->unitList['efficiency'] = 'Working Hours/';
 $lang->custom->unitList['manhour']    = 'Man-hour/';

module/custom/lang/vi.php

@@ -47,6 +47,7 @@ $lang->custom->reviewRule           = 'Review Rules';
 $lang->custom->switch               = "Switch";
 $lang->custom->oneUnit              = "One {$lang->hourCommon}";
 $lang->custom->convertRelationTitle = "Please firstly set the conversion factor from {$lang->hourCommon} to %s";
+$lang->custom->closedSetting        = 'Close Setting';
 
 $lang->custom->execution      = 'Execution';
 $lang->custom->defaultProgram = 'Default program';

module/custom/lang/zh-cn.php

@@ -63,6 +63,7 @@ $lang->custom->setPercent           = "是否启用{$lang->stage->percent}";
 $lang->custom->beginAndEndDate      = '起止日期';
 $lang->custom->beginAndEndDateRange = '起止日期范围';
 $lang->custom->limitTaskDateAction  = '设置起止日期必填';
+$lang->custom->closedSetting        = '关闭设置';
 
 $lang->custom->unitList['efficiency'] = '工时/';
 $lang->custom->unitList['manhour']    = '人时/';

module/custom/ui/execution.html.php

@@ -25,7 +25,7 @@ div
         span
         (
             setClass('text-md font-bold'),
-            $lang->custom->$module->fields[$module]
+            $lang->custom->closedSetting
         ),
         formGroup
         (