Yet more bugfixing

A few more bugfixes, and some much-needed text being finally added to the Insect God. In detail: Gameplay: -Dissendent "seperatism" distance requirement reduced to 5 -Black Forest can no longer be cast on 100% enshadowed rulers Other: -Added text to flavour and descriptions for Insect God Bugfixes: -Dissident seperatism power now can't be used on useless locations (non-cities) -Agents will no longer take actions due to insanity -Improved Vinerva ruins exploration, giving number of seeds remaining -Fixed game crashing on defeat -You can now rob Acolytes -Fixed bug in "Temptation of Eternity" which prevented it being used if the ruler had 100% shadow -Fixed description of outcome of plague ships