Yfinance-cache

Ticker.Info` fixes 48

Fix cached calendar load

Extended cache auto-update to: info, calendar, shares. See updated README.
Financials coming soon ...

Forgot to increase `yfinance` requirement to >= 0.2.36

Fix new-dividend handling, price repair, backend. +2 exchanges. https://github.com/ValueRaider/yfinance-cache/commit/d29de9d2763ad9a1ac6c89aad8aaf7d09ac0667e

This mostly fixes issues around handling dividends. See commit for details: https://github.com/ValueRaider/yfinance-cache/commit/b07976439558a7cba3514188888c51efe121547c