Fixed early bugs to enable npm install -g.
Migrated test coverage to codeclimate.com.

Signed-off-by: marco.minetti <marco.minetti@novetica.org>
Updated README.md file.

Signed-off-by: marco.minetti <marco.minetti@novetica.org>
Merge branch 'master' of https://github.com/marcominetti/ljve.io