v4.13.3 Fix the TLS relay

Fix the TLS relay

4.13.2 Fix bug

Fix bug:

• sni not bytes
• enable heroku
• relay support config port

v4.13.1 use BoringSSL to simulate Google Chrome connection

use BoringSSL to simulate Google Chrome connection

v4.13.0 use BoringSSL

use BoringSSL as default TLS.

v4.12.5 avoid connection fingerprint

avoid connection fingerprint

v4.12.2 fix bug for mac/win7

fix bug for mac/win7 and starting

v4.12.1 fix GAE not work issue

fix GAE not work issue

v4.12.0 resolve the TLS finger print issue.

Use the chrome tls fingerprint to avoid GFW finger print filter.

Know issue:

• current version use pure python tls, this will be slow and CPU high load.
  will fix in the next few versions.

v4.11.5 fix 4.11.4 bug

Fix previous version bug

v4.11.4 improve connnect performance

improve connnect performance