MAPL 2.8.0.10

This is a tweak release on MAPL 2.8.0.9 which adds support for Python3 for use in older tags.

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From CHANGELOG.md

Changed

• Backport Python3 changes for Python/ code to 2.8
• Change shebang in Apps/MAPL_GridCompSpecs_ACG.py to use python3

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What's Changed

• Backport Python3 changes to MAPL 2.8.0 by @mathomp4 in #2801

Full Changelog: v2.8.0.9...v2.8.0.10