Found key_adress and key_password in GitHub history

## Summary: I found in your GitHub history key_adress and key_passwords ## Steps To Reproduce: 1. Open url https://github.com/Sifchain/sifnode/commit/f21dcf05c7953693b82bba119bba5ca48982b6d0#diff-3b3ced8ca40f67dd52fd8031d9c2b5147c249a8c66b3aa066e355c0ee12fa14c 2. search for "key_password" and you will find 2 key_password's ## Supporting Material/References: * see screenshot: F1293770 ## Impact An attacker can maybe use these information if they are still valid.