Localisation updates from https://translatewiki.net.

Change-Id: I1baebda94177007140150184a6966f6a0edbda59
Localisation updates from https://translatewiki.net.

Change-Id: I2a9ab8a411243243a67d6d47695f2af5c601ea6a
Localisation updates from https://translatewiki.net.

Change-Id: Ibf9f6e5685afdf37ada8c00ff4fb146fd127b6c1
Localisation updates from https://translatewiki.net.

Change-Id: I1e24b8420217a17db0903cb02abf09b592eecffd
QA: attempt to get this to pass on test2wiki

Change-Id: I06b6c2f6a932f18e7666e004a4857d39c84facff
QA: more checking for a slow save on test2wiki

Change-Id: I33f0dbe757ffb74f82b6bcfc13e2d32f0f05febf
Update Headers browser test

* Create new Flow page in User_talk namespace, more likely to be in
  $wgFlowOccupyNamespaces
* Merge "I should see the edit header form" scenario into "Edit header
  on a new board" scenario
* Update selectors since edit header now reuses general edit form.
* Tweak feature annotations.

Change-Id: I90cb68faf890de572001e4c3b77b829d2faf258b
Add `make gerrit` to manage code review

This gives command line access to open patchsets to speed up
code review.

Change-Id: I3ddd1c62fd9826fb5b62c23fda6548b2fa66a610
Merge remote-tracking branch 'gerrit/master' into frontend-rewrite

Change-Id: Ifaef3a856da5d7b1189c8395473123f3581f5003