Add local ip information on display and serial port

[afreisinger]

Fixes #137

Make sure all boxes are checked (add x inside the brackets) when you submit your contribution, remove this sentence before doing so.

• This PR is compliant with the other contributing guidelines as well (if not, please describe why).
• I have thoroughly tested my contribution.
• Should this code require changes to documentation I will contribute those to https://github.com/ThingPulse/docs.

• Add ip local address on About screen
• Add ip local address and others networking parameters on serial port.

[marcelstoer]

Thanks, keep'em coming, those PRs 😄

[afreisinger]

Regards ! 👍