gui, man, authors: Update docs, translations, and contributors

gui/default/assets/lang/lang-zh-CN.json

@@ -81,6 +81,7 @@
     "Disabled periodic scanning and disabled watching for changes": "已禁用定期扫描和更改监视",
     "Disabled periodic scanning and enabled watching for changes": "已禁用定期扫描并启用更改监视",
     "Disabled periodic scanning and failed setting up watching for changes, retrying every 1m:": "已禁用定期扫描但设置更改监视失败，正在以每 1m 一次重试：",
+    "Disables comparing and syncing file permissions. Useful on systems with nonexistent or custom permissions (e.g. FAT, exFAT, Synology, Android).": "Disables comparing and syncing file permissions. Useful on systems with nonexistent or custom permissions (e.g. FAT, exFAT, Synology, Android).",
     "Discard": "丢弃",
     "Disconnected": "连接已断开",
     "Disconnected (Unused)": "Disconnected (Unused)",
@@ -139,6 +140,7 @@
     "GUI": "图形用户界面",
     "GUI Authentication Password": "图形管理界面密码",
     "GUI Authentication User": "图形管理界面用户名",
+    "GUI Authentication: Set User and Password": "GUI Authentication: Set User and Password",
     "GUI Listen Address": "GUI 监听地址",
     "GUI Listen Addresses": "图形管理界面监听地址",
     "GUI Theme": "GUI 主题",
@@ -151,6 +153,7 @@
     "Help": "帮助",
     "Home page": "主页",
     "However, your current settings indicate you might not want it enabled. We have disabled automatic crash reporting for you.": "我们已经为您关闭了自动崩溃报告发送功能，因为您当前的设置显示您可能并不想启用该功能。",
+    "If you want to prevent other users on this computer from accessing Syncthing and through it your files, consider setting up authentication.": "If you want to prevent other users on this computer from accessing Syncthing and through it your files, consider setting up authentication.",
     "Ignore": "忽略",
     "Ignore Patterns": "忽略模式",
     "Ignore Permissions": "忽略文件权限",
@@ -372,6 +375,7 @@
     "Usage reporting is always enabled for candidate releases.": "发布候选版总是会启用使用报告。",
     "Use HTTPS for GUI": "使用加密连接到图形管理页面",
     "Use notifications from the filesystem to detect changed items.": "使用文件系统的通知来检测更改的项目。",
+    "Username/Password has not been set for the GUI authentication. Please consider setting it up.": "Username/Password has not been set for the GUI authentication. Please consider setting it up.",
     "Variable Size Blocks": "可变大小块",
     "Variable size blocks (also \"large blocks\") are more efficient for large files.": "可变大小块（既“较大块”）对于大文件更有效率。",
     "Version": "版本",