Fix the bug that some special projects trigger event for wrong country.
Some other minor fixes.
Tweak precursor chain reward, so it follows tech tree in 1.8.
Correct an error of my own in pirate events.

Update to support 1.8.1 beta.

Update to support 1.8.0
Fix several low lying bugs new in 1.8.0 as well. Harder nuts are left for next update.

Fix some issue of enclave trade auto-renewal events that happens after several times of renewal.
Make similar slight changes to cloning wat and planetary shield, so they won't flood error.log either.

Further fix to some unexpected issue in gas giant civilization chain.
Slightly changes some code in military academy building, so it should not flood the error.log any more.

Correct some subtle issues in gas giant civilization chain rewrite.

Fix isolationist's no-war demands
Add curator research agreement renewal event

Correct support version as 1.6.2 is going to stay for some time.

- [Major] Apply a crude AI cheat that gives AI country some food when its food stock running low, to counter AI starvation problem
- Fix a bug in cultist event chain that sometimes no cultist fleet is spawned.
- Rewrite Gas Giant Civilization event chain, make it more robust.

Update to support 1.7.2

Tweaking structure of crisis beginning / ending events, make them compatible with mods that add more government forms
Import some soft-code changes in official 1.7.2 beta.