MSSQL

...G...... [DEV-3542] removed system configuration from code

* commit 'dc325fdfde67d36b1932ff9605baffae0ed3186c':
  ...G...... [DEV-3542] fixed config unmarshal
  ...G...... [DEV-3542] removed system configuration from code

(cherry picked from commit 0748879977fcb1d7ee78e5728f1e650a91ca3782)