Smartmoneyconcepts

Added previous high and low - this gets the previous high and low of the given timeframe.

What's Changed
* Previous candles high low by joshyattridge in https://github.com/joshyattridge/smart-money-concepts/pull/15


**Full Changelog**: https://github.com/joshyattridge/smart-money-concepts/compare/0.0.15...0.016

What's Changed
* added the ability to join consecutive FVG together by joshyattridge in https://github.com/joshyattridge/smart-money-concepts/pull/22
* prevented bos and choch from overlapping by joshyattridge in https://github.com/joshyattridge/smart-money-concepts/pull/21


**Full Changelog**: https://github.com/joshyattridge/smart-money-concepts/compare/0.0.17...0.0.18

What's Changed
* fixed the index 0 is out of bounds for axis 0 with size 0 issue by joshyattridge in https://github.com/joshyattridge/smart-money-concepts/pull/20


**Full Changelog**: https://github.com/joshyattridge/smart-money-concepts/compare/0.016...0.0.17

- Removed functions not needed.
- Cleaned data needed for functions.
- Cleaned README.md
- Improved test graphs.

This update introduced 2 new functions:
Volumized Order Blocks - job
swing highs and lows - swing_tops_bottoms

Credit for these functions goes to: rafalsza

fixed the issues with BOS and CHoCH broken value being 0
changed the High_lows values to use ATR calculation from Finta
added option to set what point breaks the BOS/CHoCH level Close or High/Low