Added WorldGenerator traits and a GenericWorldGenerator.

Cargo.lock

@@ -1980,11 +1980,13 @@ dependencies = [
  "futures",
  "itertools 0.13.0",
  "lazy_static",
+ "log",
  "num-derive",
  "num-traits",
  "rayon",
  "serde",
  "serde_json",
+ "static_assertions",
  "thiserror",
  "tokio",
 ]
@@ -2565,6 +2567,12 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
 
+[[package]]
+name = "static_assertions"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
+
 [[package]]
 name = "subtle"
 version = "2.6.1"