Bug fixes, support for multiple OpenAI orgs, estimated tokens for streaming

Huge thanks to @sighingnow @189 @zhengxs2018 @alxmiron and @T-Damer for their PRs 🙏 💕

• ♌ 07dcc5d
• Merge pull request #431 from sighingnow/fix-error-handling c0c2e71
• 🐁 6c309ce
• Merge pull request #505 from 189/feat/conversationId 8ad7ba9
• 🏎 3f5d8e6
• Merge pull request #504 from 189/fix/defer-save 9bb7da3
• Merge branch 'main' into fix/defer-save 81caf0b
• chore: minor fixes 0f966dc
• Merge pull request #507 from alxmiron/tokenize-response db6e594
• Merge pull request #511 from zhengxs2018/main 599e197
• Merge branch 'main' into main c0d79e3
• Merge pull request #509 from gfl94/patch-1 a3b165f
• Merge pull request #510 from benjiJanssens/main c5abff2
• Merge pull request #518 from Jarvan-via/jarvan bc94ed1
• Update readme.md 59b2077
• feat: add OpenAI-API-Service for readme afa5aea
• style: prettier code de78787
• Update chatgpt-api.ts 79a9d50
• feat: support multiple organizations 52d3918
• Added SlackGPT to the README 507a296
• add a wechat bot with wechaty+chatgpt api 4da3ea6
• #477 Mark tokens as estimated 7cd6e06
• #477 Estimate tokens usage with streaming completions dd6b457
• feat: support conversationID for ChatGPTAPI fa53d86
• fix: defer saving new message util got response from openAI 44a4a91
• Handle possible token expired errors 452a61e

v5.1.4...v5.2.0