Updated Documentation

1.2.1

added section on architecture.

Added Logging while parsing via LoggerAPI

Implemented Logging for parsing arguments. (#2)

* added logger and some log statements.

* excluding .build dir for linting.

* added test with logging

* fixed lint errors

* fixed code formatting.

* fixed formatting

Added backwards compatibility for Swift 4.0

Swift 4.0 compatibility (#1)

* made swift 4.0 compatible

* added Swift 4.0 to .travis.yml

* added backport of compactMap for swift 4.0

* changed extension to Array

* handling swift version inline instead of trying to backport.

fixed handling of defaultAction

1.0.3

added missing return statements after default action was called.

adjusted order of generated help flags

generated help flags are inserted as first parser.

fixed issue with flags parsed twice on multiflags.

1.0.1

fixed issue with flags parsed twice on multiflags.

First fully functional release

Some docs are still missing.
Logging is not implemented for debugging the parse process.