Kiteconnect

- Fix ticker datetime parsing issue on non unix OS

- Disable connection pooling by default (Fix: `request.ReadTimeout` issue)
- Fix: Reconnection should trigger resubscribe in spite of `on_open` cb

- [Python client documentation](https://kite.trade/docs/pykiteconnect/v3)
- [Kite Connect HTTP API documentation](https://kite.trade/docs/connect/v3)

Changelog
- `trigger_range` method to fetch CO trigger range
- `quote`, `ltp`, `ohlc` and `trigger_range` takes instruments as args

Trigger range example

kite.trigger_range("BUY", "NSE:INFY", "NSE:RELIANCE")

Quote calls example

kite.ltp("NSE:INFY", "NSE:RELIANCE")
kite.quote("NSE:INFY", "NSE:RELIANCE")
kite.ohlc("NSE:INFY", "NSE:RELIANCE")

[Kiteconnect v3 changelog](https://github.com/zerodhatech/pykiteconnect/releases/tag/v3.7.0-beta1)