add: add a label for messages about added files

Keeping consistency between addremove and add seems a good idea.

mercurial/cmdutil.py

@@ -2031,7 +2031,8 b' def add(ui, repo, match, prefix, explici'
                 cca(f)
             names.append(f)
             if ui.verbose or not exact:
-                ui.status(_('adding %s\n') % match.rel(f))
+                ui.status(_('adding %s\n') % match.rel(f),
+                          label='addremove.added')
 
     for subpath in sorted(wctx.substate):
         sub = wctx.sub(subpath)

tests/test-add.t

@@ -12,6 +12,9 b''
   $ hg forget a
   $ hg add
   adding a
+  $ hg forget a
+  $ hg add --color debug
+  [addremove.added ui.status|adding a]
   $ hg st
   A a
   $ mkdir dir