add another heuristic for changes stanzas

diff --git a/doc/HACKING b/doc/HACKING
index 6407ff23ebdc59e54e2d60882e9ab34669f8e989..633623217d15d05cebf17863e38e1bc579d529da 100644 (file)
--- a/doc/HACKING
+++ b/doc/HACKING
@@ -444,6 +444,10 @@ interesting and understandable.
 
    Present and imperative tense: not past.
 
+   If a given changes stanza showed up in a different release (e.g.
+   maint-0.2.1), be sure to make the stanzas identical (so people can
+   distinguish if these are the same change).
+
    2.5) Merge them in.
 
    2.6) Clean everything one last time.