- converting date format for 'expiration::' token to YYYY-MM-DD to be less   U.S.-centric and also conform to standard used by python datetime lib.
- converting date format for 'expiration::' token to YYYY-MM-DD to be less
  U.S.-centric and also conform to standard used by python datetime lib.


haykeh/capirca,FlorianHeigl/capirca,haykeh/capirca,FlorianHeigl/capirca