2.6.0

Added

• Introduce uuid console application for generating and decoding UUIDs from
  CLI (run ./bin/uuid for details)
• Add Uuid::getInteger() to retrieve a Moontoast\Math\BigNumber
  representation of the 128-bit integer representing the UUID
• Add Uuid::getHex() to retrieve the hexadecimal representation of the UUID
• Use netstat on Linux to capture the node for a version 1 UUID
• Require moontoast/math as part of the regular package requirements