Merge tag 'iwlwifi-next-for-kalle-2019-02-20' of...

Merge tag 'iwlwifi-next-for-kalle-2019-02-20' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next

Fifth batch of iwlwifi patches intended for v5.1

* Some small fixes and continued work on the new debugging
  infrastructure;
* Greg's debugfs clean-ups;
* Some janitorial patches from the community;
* Fix to one false-positive compiler warning;
* VHT extended NSS support;
* New PCI IDs for 9260 and 22000 series;
* Other general bugfixes and cleanups;