Complete overhaul of code structure and relevant files (#639)

src/Sim/ReplacedGameFunctions/SimGetSellMultiplier.js

@@ -0,0 +1,12 @@
+import SimAuraMult from './SimAuraMult';
+
+/**
+ * This function calculates the sell multiplier based on current "sim data"
+ * It is called by CM.Sim.BuildingSell()
+ * @returns {number}	giveBack	The multiplier
+ */
+export default function SimGetSellMultiplier() {
+	let giveBack = 0.25;
+	giveBack *= 1 + SimAuraMult('Earth Shatterer');
+	return giveBack;
+}