v0.3.0

What's Changed

• Add README. by @NullHypothesis in #20
• Delete remnants of key synchronization. by @NullHypothesis in #21
• Handle more command line flags. by @NullHypothesis in #22
• Rename ExtPubPort to ExtPort. by @NullHypothesis in #23
• Create SECURITY.md. by @NullHypothesis in #24
• Set DNS resolver and make it configurable. by @NullHypothesis in #25
• Make various improvements. by @NullHypothesis in #26
• Remove unused code. by @NullHypothesis in #27
• Add application launcher flag. by @NullHypothesis in #28

Full Changelog: v0.2.0...v0.3.0