Remove all print statements #93

[AlessioBugetti]

The changes made are:

• added logging functionality
• logs level INFO
• logs format "%(asctime)s - %(name)s - %(levelname)s - %(message)s"

Fixes #93

[igorbenav]

Hey, @AlessioBugetti, there was a PR for this already. If you want to work on something, #94 is available. More context here.