Upgradeable machines. (#2675)

* Start work on upgradeable machines.

* Upgradeable machines work

* Component requirements for upgradeable machines

* Better container handling

* Remember to not push submodule updates in your PRs, kids!

* Refresh parts after building a machine.

* NetSync false

* Address some reviews, fix some bugs

* Nullable stackhelpers dependencies

* Use container helper method to delete all entities in containers

* Nullable string in AddContainer

* Better examine for machine frame and construction in general

* Machine breakage

* Nullable node

* nullable GraphPrototype

* Re-save saltern for autolathe parts

* Fix SaveLoadSave

Resources/Textures/Constructible/Power/protolathe.rsi/meta.json

@@ -200,7 +200,7 @@
             ]
         },
         {
-            "name": "protolathe_open",
+            "name": "protolathe_panel",
             "directions": 1,
             "delays": [
                 [