1. 2018-09-29 [kmail2] [Bug 393595] regression: show HTML side bar kde-bugs- pqz 2. 2018-05-03 [kmail2] [Bug 393595] regression: show HTML side bar kde-bugs- Jonathan Marten 3. 2018-04-28 [kmail2] [Bug 393595] regression: show HTML side bar kde-bugs- bugzilla_noreply