conlang: Move all cl-libs into the compiler directory

compiler/cl-structures/src/lib.rs

@@ -0,0 +1,14 @@
+//! # Universally useful structures
+//! - [Span](struct@span::Span): Stores a start and end [Loc](struct@span::Loc)
+//! - [Loc](struct@span::Loc): Stores the index in a stream
+#![warn(clippy::all)]
+#![feature(inline_const, dropck_eyepatch, decl_macro)]
+#![deny(unsafe_op_in_unsafe_fn)]
+
+pub mod span;
+
+pub mod tree;
+
+pub mod stack;
+
+pub mod intern_pool;