4.12.6
Many performance improvements!
By SomeTroglodyte:

Support for languages using Diacritics (e.g. Bangla)

By tuvus:

Improved unit automation for defending cities
Warmongering doesn’t apply to civs that are angry at the target civ

Optimize scree…

4.12.5-patch1

4.12.5
Re-add ‘construct great improvement’ automation for great units that can’t do their main actions
Promotion added to unit already containing that promotion, does not retrigger trigger uniques
‘Unavailable’ units cannot be upgraded to
By SeventhM:…

4.12.4
Modding version!

Triggered uniques accept multiplying modifiers
Better ‘Withdraws before melee combat’ unique
Clearer ‘no damage penalty for wounded units’ unique
Countables for Cities, Units, Buildings allow filters

Performance improvements f…

4.12.3
Modding:

‘after [amount] turns’ -> ‘after turn number [amount]’
‘before [amount] turns’ -> ‘before turn number [amount]’
‘when number of [countable] is greater than [countable]’ -> ‘when number of [countable] is more than [countable]’
…

4.12.2-patch1