Accept ADR 003 (#4479)

David Thompson · nickstenning · commit 48777e15960f · 2017-04-05T10:47:04.000+02:00
No-one raised any objections to this approach, so as long as someone
agrees with this enough to merge it, I think this counts as accepted.
diff --git a/docs/arch/adr-003.rst b/docs/arch/adr-003.rst
@@ -73,7 +73,7 @@ annotations and their associated flags) easier to understand.
 Status
 ------
 
-Proposed.
+Accepted.
 
 Consequences
 ------------
