Update crates/Readme

crates/README.md

@@ -1,6 +1,11 @@
-# Crates
+# Welcome to the rusty side of EKO!
 
-...
+Here, we develop the Rust components of the EKO library
+
+## Crates
+
+- `ekore` contains the underlying collinear anomalous dimensions and the operator matrix elements
+- `eko` is the glue between the Python side and the `ekore` crate
 
 ## Files
 
@@ -9,3 +14,5 @@
   - dependent crates should follow those they are depending on
 - `katex-header.html` is an HTML snippet to be included in every docs page to inject
   KaTeX support
+- `bump-versions.py` increases the Rust versions in all crates consistently
+- `make_bib.py` generates the Rust function stubs which serve as fake bibliography system