add player.is_instant_destruction, .set_instant_destruction

src/objects/Player.cpp

@@ -248,6 +248,14 @@ void Player::setInfiniteItems(bool flag) {
     infiniteItems = flag;
 }
 
+bool Player::isInstantDestruction() const {
+    return instantDestruction;
+}
+
+void Player::setInstantDestruction(bool flag) {
+    instantDestruction = flag;
+}
+
 entityid_t Player::getEntity() const {
     return eid;
 }
@@ -282,6 +290,7 @@ dv::value Player::serialize() const {
     root["flight"] = flight;
     root["noclip"] = noclip;
     root["infinite-items"] = infiniteItems;
+    root["instant-destruction"] = instantDestruction;
     root["chosen-slot"] = chosenSlot;
     root["entity"] = eid;
     root["inventory"] = inventory->serialize();
@@ -310,6 +319,7 @@ void Player::deserialize(const dv::value& src) {
     flight = src["flight"].asBoolean();
     noclip = src["noclip"].asBoolean();
     src.at("infinite-items").get(infiniteItems);
+    src.at("instant-destruction").get(instantDestruction);
     
     setChosenSlot(src["chosen-slot"].asInteger());
     eid = src["entity"].asNumber();