Smoltcp-nal 0.4.0

What's Changed

• Fixing loss of IP when DHCP not used by @ryan-summers in #37
• Feature/stack access by @ryan-summers in #36
• Preparing for 0.2.1 release by @ryan-summers in #38
• Implement embedded_nal UpdFullStack by @svrotter in #39
• Adding support for smoltcp 0.9 by @ryan-summers in #41
• Fixing issues with smoltcp 0.9 usage by @ryan-summers in #43
• Feature/tcp updates by @ryan-summers in #42
• smoltcp 0.10 by @jordens in #44
• Preparing for 0.4.0 release by @ryan-summers in #45

New Contributors

• @svrotter made their first contribution in #39
• @jordens made their first contribution in #44

Full Changelog: 0.2.0...0.4.0