• Fix bug that idle self-depending PRIORITY is not handled gracefully
• Optimize dependency based priority code to Firefox style tree
• enable third-party for asio_lib too (Patch from Mike Frysinger)
• fetch-ocsp-response: Support LibreSSL, and include port in ocsp_host
• src: Support compile with LibreSSL
• nghttpx: Fix bug that x-forwarded-proto header field does not reflect frontend scheme on HTTP/2 backend
• nghttpx: Validate :path on SPDY frontend