Maintenance release: misc fixes for bibcode generator

• Includes Science Partner Journals (SPJ) handling

Fix for roman numeral volume numbers

Converts roman numeral volumes to integer when creating bibcodes.

Maintenance release: 2024 October 22

Adds support for book series issn detection and bibcode generation

Maintenance release: 20240925

Fixes a bug in reference writer that generates an exception if the incoming record has a list of issns but one or more of them is null for some reason.

Maintenance release: 20240919

This patch fixes an issue for Springer content where the issue number was incorrectly being passed to the bibcode, resulting in bibcodes longer than 19 characters.

Maintenance release

• Springer/Wiley bibstems update
• Fix for Springer supplement issues

Maintenance release: APS & Wiley fixes

Merge pull request #32 from seasidesparrow/maintenance.20240904

Maintenance.20240904

Maintenance release: fix for JHEP bibcodes

In bibcode formatting this patch makes sure the issue/volume has two-digit zero padding, and the pageid 3-digit zero padding.

Maintenance release

• converts roman numeral page numbers to arabic, and adds "D" to the issue letter
• better (non-)result handling from name/issn journals API lookup

Maintenance release: bibstem from journal name

This updates the code that can retrieve a bibstem using the journal name rather than an issn

• fixes mis-typed return values in failed dict.get()
• faster return of issn-sourced bibstems
• improved logic