Merge branch 'stable-3.10' into stable-3.11

* stable-3.10:
  change-model: Allow viewing change edit commit msg in change-view
  Fix redirecting to login with a base url
  Move `location.assign()` into utility making it replaceable
  Fix browser BACK button when going to plugin pages
  Use getNavigation().setUrl instead of window.location.href
  Turn Reply button into Sign in button when logged out

Release-Notes: skip
Change-Id: Id5a92bec197834ec25b031a8db104e14a6e4faea