0.8.0: 40 new APIs, Rust 2018, SGX and BRPC

• 0.8.0 (01-25-2019)
  • 40 new OpenSSL APIs, covering BIO, EVP_PKEY, PEM and X509
  • SSL_CTX and SSL are thread-safe
  • Configurable session cache
  • SHA1 signatures discontinued
  • Tested with rust-san memory and leak sanitizers
  • Rust 2018 edition
  • Based on rustls 0.15, webpki 0.19, and *ring* 0.14
  • TLS backend for curl since 7.62.0
  • TLS backend for brpc, an industrial-grade RPC framework; see the patches
    directory
  • Experimental SGX Remote Attestation for Untrusted Enclaves (see
    SGX_README.md)