Release 2.15.1 - 2023-06-02

• Fixed bug in macros that get their values from external files where macro values were being updated when the content of the external files was changed [issue #63].
• Fixed bug in <SHORTFNAME> field where file names containing more than one dot were not being shortened correctly [issue #62].
• Documentation:
  • Updated copyright date in license help topic [issue #61].
  • Updated help file re circular field references and operation of <SHORTFNAME> field.
  • Corrected minor error in README.md.