Feature/pre release changes

This MR consolidates some minor changes required for the release.

These include:

• only package the current python wheel
• warnings regarding version compatibilites
• minor fixes to the python interface
• directivity handling changes
• note on OpenGL coordinates
• addition of a changelog
• example improvements

added enhancement pigeon v2025 support labels

requested review from @schaefer and @cmo

assigned to @pascal.palenda

changed the description

changed the description

added 13 commits

• 599b1cd1...55f43bbc - 3 earlier commits
• b86c98ed - Feat: add missing runtime statistics output file config
• 9aea8bcf - Feat: skip loading directivities
• 6840eb23 - Feat: allow loading more directivity formats in matlab
• 2e3aabd4 - Feat: check executable version minima
• 4f0eb375 - Feat: add changelog
• d84d76cf - Feat: add warning regarding ppl format compat
• dc9b64ab - Feat: add another example
• c763ccff - Feat: move examples into src dir
• e2a43c3e - Feat: add small example caller script
• 039c109f - Update the README

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added 2 commits

• 13911cca - Doc: add comment on coord system to README
• fd65f49b - Style: formatting

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added 3 commits

• b68c65fb - Feat: add CLI option for the example runner
• 79cd7dd2 - Feat: use letter version in installed wheel
• 382855e6 - Chore: add note on version

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Looks good, only one minor comment

requested changes

added 1 commit

• 24bfc55e - Feat: add OpenGL hint to the example

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resolved all threads

requested review from @schaefer

added 1 commit

• 7ed8d1b5 - Feat: add section regarding development of the python interface

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