Fast-trade

Bug Fixes:
- cli: running a backtest didn't display anything
- docs: out-of-date examples, updated them

New Features
- datafile_path now accepts urls as well as file paths




**Full Changelog**: https://github.com/jrmeier/fast-trade/compare/0.3.2...v0.4.0

CLI improvement
- refactored CLI functionality, now its more readable
- Documentation update

**Full Changelog**: https://github.com/jrmeier/fast-trade/compare/0.3.1...0.3.2

Don't add features after dark, kids.
Emergency Bug Fix
- fixes a bug with the cli, the summary wouldn't print.

Bug Fixes
- fixed various summary issues
- fixed confirmations bug with multiple logics with different look back periods
- other various issues

New Stuff
- 97% testing coverage
- more readable code

Version Bump
- bumping the version for a dependency