WIP: Add captcha solving examples (Don't Merge)

[ghost]

Closes #292

• ❌ https://www.deathbycaptcha.com/ (Private Docs)
• https://2captcha.com/
• https://anti-captcha.com/
• ❌ http://de-captcher.com/ (Not applicable)
• https://expertdecoders.com/ (humancoder/fasttypers)
• ❌ http://www.captchatronix.com/ (Not applicable)
• http://www.imagetyperz.com/
• https://www.9kw.eu/
• http://cheapcaptcha.com/
• http://bypasscaptcha.com/

[ghost]

@Anorov,

Do you mind reviewing this to see if it's something that you want in the repo? If so, I'll check the rest of them off and ping you when I'm done.

Thanks

[ghost]

Closing since #297 would require these examples to be updated and if accepted, we could expand on that.