* verify peer cert function for better man in the middle prevention
* publish cert chain hash generation algorithm
* added calculation of certificate hash as separate command and tlsping, use base64 to represent fingerprint to align with jsonPb
* apply coding style
* added test case for pinned certificates
* refactored cert pin
* pinned cert test
* added json loading of the PinnedPeerCertificateChainSha256
* removed tool to prepare for v5
* Add server cert pinning for Xtls
Change command "xray tls certChainHash" to xray style
Co-authored-by: Shelikhoo <xiaokangwang@outlook.com>