fire delay mods

mod - electrostatic shots:  33 increased damage and 33% increased delay after firing
mod - time-like world line now also gives 33% reduced delay after firing (even when the field isn't active)
mod auto-loading heuristics now gives 20% reduced delay after firing (up from 15%)

js/game.js

@@ -497,6 +497,7 @@ const game = {
     b.activeGun = null;
 
     mod.setupAllMods(); //sets mods to default values
+    b.setFireCD();
     game.updateModHUD();
     powerUps.reroll.rerolls = 0;
     mech.maxHealth = 1