Move the utility class Collections3 from Janus to SARL.
Make public the function setKey of the AES encrypter.
Remove no-more-used class.
Rename PlainTextEncrypter to PlainTextEventEncrypter.
Remove the function getListener.
It causes stack overflow.
Fixing the comments.
Change injection of the serializer for preparing the unit tests.
Add unit tests on repositories.
Add unit tests on the network utilities.
Add unit tests on the support of events in the network layer.
Add unit tests on the executor implementations.
Fixing the executor implementations to pass the unit tests.