block throwing

throwing blocks works better for larger blocks, even with no mods
new mod - mass driver: blocks do 3x damage and charge 3x faster
negative mass field
  moves faster horizontally
  doesn't increase throw speed (but still lets you move with huge blocks)
  can't block
  take 66% less damage while field is active

js/mobs.js

@@ -94,6 +94,7 @@ const mobs = {
       who.status.push({
         effect() {
           who.seePlayer.yes = false;
+          who.seePlayer.recall = 0;
           who.seePlayer.position = {
             x: who.position.x + 100 * (Math.random() - 0.5),
             y: who.position.y + 100 * (Math.random() - 0.5)