Version 1.2.5 - 15 April 2023 Links now in normalized custom column tables.
Version 1.2.4 - 07 January 2023  Qt.core.
Version 1.2.3 - 18 December 2020 Miscellany.
Version 1.2.2 - 19 December 2019 Technical changes after Python 3.8 testing with Calibre 4.99.2
Version 1.2.1 - 16 December 2019 Technical Tweaks after compiling with Python 3.8
Version 1.2.0 -  23 July 2019  Miscellany
Version 1.1.9 -  26 May 2019  Python 3 compatibility; minimum Calibre version now 3.41.3.
Version 1.1.8 -  16 May 2017 Remove unnecessary blank space from final ABCH value; Technical changes to improve performance.
Version 1.1.7 -   5 May 2017 Allow themes with user-defined icons.
Version 1.1.6 -   9 June 2016 Revised Documentation; Added automatic detection and reporting in the job log of corrupt authors using the LN,FN format.
Version 1.1.5 - 16 May 2016 Changes for use by the Favourites Plug-in.
Version 1.1.4 - 29 August 2015 Use a comma in the abc_hierarchy value even if authors.name uses a bar.
Version 1.1.3 - 22 June 2015 Changes to make ABCH consistent with ABC.
Version 1.1.2 - 22 June 2015 Improved user experience when executing repetitively in multiple Calibre libraries continuously.
Version 1.1.1 - 21 June 2015 Miscellaneous performance tweaks.
Version 1.1.0 - 7 June 2015 Many Technical Changes to Improve Performance and Ease of Use.
Version 1.0.4 - 5 September 2014 Change due to Calibre 2.2.0 refactor
Version 1.0.3 - 10 August 2014 Revised Instructions; Improved ABCH format.
Version 1.0.2 - 6 August 2014 Changed format for ABCH text to enhance readability
Version 1.0.1 - 5 August 2014 Updated Instructions With New Possibilities
Version 1.0.0 - 4 August 2014 New Plugin
