Open Beta Small Fixes

Mostly bugfixes that will not impact gameplay

Changelog

• Culture power gain increased by 100%

• Make Proxy now -75 reluctance from AI

• Fixed Interplanetary strike behavior

• Changed interplanetary strike graphical element

• Fixed crash when death war results in escalation value of inf or NaN

• Multiplayer replication changes for reliability

• Fixed escalation from nukes not working properly

• Capped war exhaustion at 100%