[ed] update status

Author: jgarzik

README.md

@@ -77,6 +77,7 @@ Because it is a FAQ, the major differences between this project and uutils are:
  - [x] diff
  - [x] dirname
  - [x] echo
+ - [x] ed (Editors)
  - [x] ex (Editors)
  - [x] expand
  - [x] expr
@@ -207,9 +208,6 @@ Because it is a FAQ, the major differences between this project and uutils are:
  - [ ] msgfmt (i18n)
  - [ ] ngettext (i18n)
 
-### Editors category
- - [ ] ed (Editors)
-
 ### Misc. category
  - [ ] lp
  - [ ] patch

lib/utils.tsv

@@ -28,6 +28,7 @@ diff	text/diff.rs
 dirname	pathnames/dirname.rs
 du	tree/du.rs
 echo	display/echo.rs
+ed	editors/ed_main.rs
 env	process/env.rs
 ex	editors/ex_main.rs
 expand	text/expand.rs