Improve image thumbnails and files table

app/Locale/zh_CN/translations.php

@@ -598,8 +598,6 @@ return array(
     'Compact/wide view' => '紧凑/宽视图',
     'No results match:' => '无匹配结果:',
     'Currency' => '货币',
-    'Files' => '文件',
-    'Images' => '图片',
     'Private project' => '私人项目',
     'AUD - Australian Dollar' => '澳元',
     'CAD - Canadian Dollar' => '加元',
@@ -645,9 +643,6 @@ return array(
     'Test your device' => '测试设备',
     'Assign a color when the task is moved to a specific column' => '任务移动到指定栏目时设置颜色',
     '%s via Kanboard' => '%s 通过KanBoard',
-    'uploaded by: %s' => '由: %s 上传',
-    'uploaded on: %s' => '上传于 %s',
-    'size: %s' => '大小：%s',
     'Burndown chart for "%s"' => '燃尽图:"%s"',
     'Burndown chart' => '燃尽图',
     'This chart show the task complexity over the time (Work Remaining).' => '图表显示任务随时间(剩余时间)的复杂度',
@@ -1137,4 +1132,10 @@ return array(
     // 'Do you really want to disable this user: "%s"?' => '',
     // 'Enable user' => '',
     // 'Do you really want to enable this user: "%s"?' => '',
+    // 'Download' => '',
+    // 'Uploaded: %s' => '',
+    // 'Size: %s' => '',
+    // 'Uploaded by %s' => '',
+    // 'Filename' => '',
+    // 'Size' => '',
 );