Update README.md: gencat

Author: jgarzik

README.md

@@ -16,7 +16,7 @@ normal Rust programs."
 
 ## WANTED:  Volunteers!
 
-Contributions are welcome.  Developers and non-developers alike, please read [CONTRIBUTING](CONTRIBUTING.md) for details.
+Contributions are welcome.  Developers and non-developers alike, please read [CONTRIBUTING](CONTRIBUTING.md) for details, and [WANTED](WANTED.md) for recommended coding tasks for newcomers.
 
 Core specification: https://pubs.opengroup.org/onlinepubs/9699919799/
 
@@ -75,6 +75,7 @@ Because it is a FAQ, the major differences between this project and uutils are:
  - [x] file
  - [x] find
  - [x] fold
+ - [x] gencat (i18n)
  - [x] grep
  - [x] head
  - [x] join
@@ -185,7 +186,6 @@ Because it is a FAQ, the major differences between this project and uutils are:
  - [ ] val (SCCS)
 
  ### i18n category
- - [ ] gencat (i18n)
  - [ ] gettext (i18n)
  - [ ] iconv (i18n)
  - [ ] locale (i18n)