For release

[Apkawa]

• Format datetime/time/date
• Conditional format #28
• Conditionals in number_format #6
• Improve support number_formats #6
  • support zero part
  • support text part
  • support pads
• Hyperlinks #5
• Images
• Charts
• Freeze row/column https://stackoverflow.com/questions/8423768/freeze-the-top-row-for-an-html-table-only-fixed-table-header-scrolling
• Multiple sheets
• Library api
  • custom locale
  • stream io
  • customize renderer
• CLI
  • -h, --help
  • -o, --output
  • -l, --locale
  • -T, --table-only
• docs