Clarify the order of non-PR Changelog entries

The previous wording would only consider Mantis vs Github. No change entry needed
2016-12-08 09:27:07 +01:00 · 2016-12-08 09:27:07 +01:00 · a4806d7817
parent 545aaef50b
commit a4806d7817
1 changed files with 2 additions and 1 deletions
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@ -169,7 +169,8 @@ Any user-visible change should have a `Changes` entry:
  (several numbers separated by commas can be used)

 - maintaining the order: each section lists Mantis PRs first in ascending
-  numerical order, followed by Github PRs
+  numerical order, followed by Github PRs in ascending numerical order,
+  followed by changes that are not related to a PR.

 - with a concise readable description of the change (possibly taken
  from a commit message, but it should make sense to end-users