Added a blocktag for movable tile entities with spatial IO. (#4448)

`#spatial/whitelist` needs to be explicitly enabled through a config
value.
`#spatial/blacklist` will always be consider on top of the normal
blacklist.

src/main/resources/data/appliedenergistics2/tags/blocks/spatial/blacklist.json

@@ -0,0 +1,3 @@
+{
+  "values": []
+}

src/main/resources/data/appliedenergistics2/tags/blocks/spatial/whitelist.json

@@ -0,0 +1,3 @@
+{
+  "values": []
+}