MACD Tidy up

Tidied up logging - just uses (local) verbose flag
Tidied up buy/sell/persistence logic
spelling (Threshold)
Added basic readme
MACD Tidy UP

Tidied up logging - just uses (local) verbose flag
Tidied up buy/sell/persistence logic
spelling (Threshold)
Added basic readme - moved to Docs
Merge pull request #118 from djmuk/localdb

MACD Tidy up