Support:
- UTF, ANSI, and other encoding conversion
- UTF-8's BOM conversion
- Newline character conversion
- UI Language: Chinese Simplified and English
支持：
- UTF、ANSI等编码的转换
- UTF-8的BOM转换
- 换行符转换
- 界面语言：简体中文和英文
- Build with Qt/C++
- Other keywords: encode, codec, linefeed, line break