Balance changes and optimisations for slower PCs. Some bug fixes. — Democracy 4 Steam update #1158968

1) Fixed bug where the mod tools would let you change the mods name without fixing the content or preview image. 2) Newly implemented policies no longer claim that cancelling has no political capital cost, when its in fact not allowed. 3) EV transition is now a factor in many of the causes of the Petrol Protests situation. 4) Rebalancing of some events, situations and dilemmas to prevent some items triggering too commonly or rarely. 5) Big optimisation to new game and next turn processing code. 6) Made some achievements easier: Apocalypse Now, Grave-Digging Boom, Dangerous Streets, Start Your Engines and Anything Goes. 7) Balance: Adjusted negative impact on equality at high levels of GDP so it its slightly stronger and a shallower curve. 8) Balance: Impact of technology on unemployment is slightly stronger and a shallower curve. 9) CyberBullying situation now increases Healthcare Demand...