Chase Fleming

Add `errors` package to standardize error handling across the project

1

Closes #??? ## Description Usage: `flowErrors.IsErrorType(err, flowErrors.StorageLimitExceeded)` ______ For contributor use: - [ ] Targeted PR against `master` branch - [ ] Linked to Github issue with discussion and accepted...

`flow config` does not support adding an alias with `flow config add alias`. Create a new option for `alias`.