Fix some state have claims even if isn't a core of WGR, DDR, NGS or SGS.

Some fix and better AI. Now need the mod "Useful Events (by Quarior)".

Better AI during peace conference.

Add the owner of Yalta in Crimea.

Move in right place about the ai_peace in peaces_conferences folder.

Some fix.

Add a decision to test it with debug on.

Add influence zone.
The default Yalta conference will never happen.

Major update.
- New games rules options.
- Differents versions of partitions.
- Ask for help to the war against Japan.