SemVer Minor
- Add synchronous channel options (#1755)
- Add assertion helpers for NIOHTTP1TestServer (#1760)
- Add synchronous helpers for HTTP1 pipeline setup (#1762)
- Use the pre-succeeded void future when possible for async pipeline operations (#1766)
SemVer Patch
- Decrease overhead of internal size table used in AdaptiveRecvByteBufferAllocator (#1775, patch credit to @hassila)
- Make HTTP Parser import implementationOnly (#1776)
Other Changes
- Add a security policy (#1736, #1777)
- Update contributors (#1754)
- README updates (#1757, #1774)
- Swift 5.4 docker setup (#1750)
- HTTP server upgrade tests: cosmetic improvements (#1763)
- 5.4 fixes: TSan still broken, assertion format change, alloc changes (#1764)
- Fix tests in release mode (#1769)
- Make stackdiff-dtrace.py a little more tolerant (#1771)
- Fix doc generation script (#1773)