Add LANShield

[JeroenRobben]

Adds LANShield to Firewalls

The app gives users insight into network traffic from individual apps to devices on their LAN, lets users block/allow LAN access per app, and can detect apps listening on open ports.

 Criteria:

• Licensed as Free and Open Source Software: Apache 2.0
• Source code available: Yes, public git repo
• Keeps Privacy – No Advertisement, no Spyware! Yes
• No proprietary elements: By default, yes. For the Play Store build, crashlytics is added
• Stable (at least stable to use): Yes
• Actively developed, maintained or supported: Yes, see git commit history
• Documentation available (Project website etc.): Yes, git README and website
• Free of charge: Yes. Funded by NLnet / NGI0 Core

[offa]

Thanks! 👍