+ open_by: "Created by %{user} <abbr title='%{exact_time}'>%{when} ago</abbr>"
+ open_by_anonymous: "Created by anonymous <abbr title='%{exact_time}'>%{when} ago</abbr>"
+ commented_by: "Comment from %{user} <abbr title='%{exact_time}'>%{when} ago</abbr>"
+ commented_by_anonymous: "Comment from anonymous <abbr title='%{exact_time}'>%{when} ago</abbr>"
+ closed_by: "Resolved by %{user} <abbr title='%{exact_time}'>%{when} ago</abbr>"
+ closed_by_anonymous: "Resolved by anonymous <abbr title='%{exact_time}'>%{when} ago</abbr>"
+ reopened_by: "Reactivated by %{user} <abbr title='%{exact_time}'>%{when} ago</abbr>"
+ reopened_by_anonymous: "Reactivated by anonymous <abbr title='%{exact_time}'>%{when} ago</abbr>"