improve text

options/locale/locale_en-US.ini

@@ -349,9 +349,9 @@ issue.x_mentioned_you = <b>@%s</b> mentioned you:
 issue.action.force_push = <b>%[1]s</b> force-pushed the <b>%[2]s</b> from %[3]s to %[4]s.
 issue.action.push_1 = <b>@%[1]s</b> pushed 1 commit to %[2]s
 issue.action.push_n = <b>@%[1]s</b> pushed %[3]d commits to %s: %[2]s
-issue.action.close = Closed #%[2]d.
-issue.action.reopen = Reopened #%[2]d.
-issue.action.merge = Merged #%[2]d into #%[3]s.
+issue.action.close = <b>@%[1]s</b> closed #%[2]d.
+issue.action.reopen = <b>@%[1]s</b> reopened #%[2]d.
+issue.action.merge = <b>@%[1]s</b> merged #%[2]d into #%[3]s.
 issue.action.approve = <b>@%[1]s</b> approved this pull request.
 issue.action.reject = <b>@%[1]s</b> requested changes on this pull request.
 issue.action.review = <b>@%[1]s</b> commented on this pull request.