* [task#124813,doing,0.3h] add lang.

module/doc/lang/de.php

@@ -158,6 +158,7 @@ $lang->doc->editCatalog   = 'Edit Catalog';
 $lang->doc->deleteCatalog = 'Delete Catalog';
 $lang->doc->sortCatalog   = 'Catalog Sorting';
 $lang->doc->sortDoclib    = 'Space/Library Sorting';
+$lang->doc->sortDoc       = 'Document Sorting';
 $lang->doc->docStatistic  = 'Statistic';
 $lang->doc->docCreated    = 'Created Documents';
 $lang->doc->docEdited     = 'Edited Documents';

module/doc/lang/en.php

@@ -158,6 +158,7 @@ $lang->doc->editCatalog   = 'Edit Catalog';
 $lang->doc->deleteCatalog = 'Delete Catalog';
 $lang->doc->sortCatalog   = 'Catalog Sorting';
 $lang->doc->sortDoclib    = 'Doclib/Space Sorting';
+$lang->doc->sortDoc       = 'Document Sorting';
 $lang->doc->docStatistic  = 'Statistic';
 $lang->doc->docCreated    = 'Created Documents';
 $lang->doc->docEdited     = 'Edited Documents';

module/doc/lang/fr.php

@@ -158,6 +158,7 @@ $lang->doc->editCatalog   = 'Edit Catalog';
 $lang->doc->deleteCatalog = 'Delete Catalog';
 $lang->doc->sortCatalog   = 'Catalog Sorting';
 $lang->doc->sortDoclib    = 'Space/Library Sorting';
+$lang->doc->sortDoc       = 'Document Sorting';
 $lang->doc->docStatistic  = 'Statistic';
 $lang->doc->docCreated    = 'Created Documents';
 $lang->doc->docEdited     = 'Edited Documents';

module/doc/lang/zh-cn.php

@@ -158,6 +158,7 @@ $lang->doc->editCatalog   = '编辑目录';
 $lang->doc->deleteCatalog = '删除目录';
 $lang->doc->sortCatalog   = '目录排序';
 $lang->doc->sortDoclib    = '空间/文档库排序';
+$lang->doc->sortDoc       = '文档排序';
 $lang->doc->docStatistic  = '文档统计';
 $lang->doc->docCreated    = '创建的文档';
 $lang->doc->docEdited     = '编辑的文档';