TODO List
- Move Pinyin first in the name
- Change the font names to be without '-'
- Make right option
- Add option for changing the unitsPerEm (canvas size) so we can copy glyphs from original fonts
- Include the built fonts in 'input' folder
- Remove chars that not in input fonts
- Build serif version
- Tạo thêm hình ảnh font sau khi tạo ra
- Change font name to remove -
- Build 4 variants: top/bottom/left/right
- Change font output folder to
output