Significantly extended stdlib

Cargo.lock

@@ -948,6 +948,7 @@ dependencies = [
  "orchid-api",
  "orchid-api-traits",
  "orchid-base",
+ "orchid-extension",
  "ordered-float",
  "pastey",
  "substack",
@@ -981,6 +982,7 @@ dependencies = [
  "substack",
  "test_executors",
  "tokio",
+ "unicode-segmentation",
 ]
 
 [[package]]
@@ -1708,6 +1710,12 @@ version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "adb9e6ca4f869e1180728b7950e35922a7fc6397f7b641499e8f3ef06e50dc83"
 
+[[package]]
+name = "unicode-segmentation"
+version = "1.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f6ccf251212114b54433ec949fd6a7841275f9ada20dddd2f29e9ceea4501493"
+
 [[package]]
 name = "unicode-xid"
 version = "0.1.0"