the default cli is now treated as an application

Clean setup.py for a clean installation.

updated README and setup.py

updated README and setup.py

dev requirements

Updated README.

Updated README.

added file for travis

added tests

add cli

Fix import.

Merged azmaeve/pyenigma into default

Added link to the project in the README.

Merged cedric into default

Merged in cedricbonhomme/pyenigma/default (pull request #2)

Updated README

Merged.

Updated README.

Updated README.

- Updated documentation of the Enigma class;
- Reorder arguments (rotors).

Update README (command line example).

Updated usage()