* HACKING (Stabilizing and maintaining releases):
  Allow .po file changes on a release branch with restrictions for
  formatting code changes.

Index: HACKING
===================================================================
--- HACKING	(revision 10241)
+++ HACKING	(arbetskopia)
@@ -1604,11 +1604,15 @@
      - Changes that are a normal part of release bookkeeping, for
        example, the steps listed in notes/releases.txt.
      - Changes to dist.sh by, or approved by, the release manager.
+     - Changes to message translations in .po files as long as format string
+       "%" codes are not touched.
    With voting:
      - Anything affecting only tools/, packages/, or bindings/.
      - Doc fixes in core code header or source files.
      - Changes to printed output, such as error and usage messages, as
        long as format string "%" codes and their args are not touched.
+     - Changes to message translations in .po files with changes to format
+       "%" codes.
 
 Core code changes, of course, require voting, and restart the soak or
 test period, since otherwise the change could be undertested.