Release v0.8.5

What's Changed

• add crcf by @qicosmos in #481
• begin to remove old server by @qicosmos in #482
• remove some files by @qicosmos in #483
• improve by @qicosmos in #484
• allow set shrink to fit by @qicosmos in #485
• update example by @qicosmos in #486
• update docs by @qicosmos in #487

Full Changelog: v0.8.4...v0.8.5