returns `nil`. (It now returns a pointer to a zero-valued object, like the real
  clients do.) This will break some downstream unit tests that were testing
  `result == nil` rather than `err != nil`, and in some cases may expose bugs

* Add ipset and udevadm to the hyperkube base image. ([#61357](https://github.com/kubernetes/kubernetes/pull/61357), [@rphillips](https://github.com/rphillips))
* Fixes bugs that make apiserver panic when aggregating valid but not well formed OpenAPI spec ([#63626](https://github.com/kubernetes/kubernetes/pull/63626), [@roycaihw](https://github.com/roycaihw))

    * overlay2 driver not fully supported
    * live-restore not fully supported
    * no shared pid namespace support
  * Docker version 1.11.2 known issues
    * Kernel crash with Aufs storage driver on Debian Jessie ([#27885](https://github.com/kubernetes/kubernetes/issues/27885))
      which can be identified by the [node problem detector](http://kubernetes.io/docs/admin/node-problem/)

### Bug or Regression

- Disable aufs module for gce clusters ([#103831](https://github.com/kubernetes/kubernetes/pull/103831), [@lizhuqi](https://github.com/lizhuqi)) [SIG Cloud Provider]

- Disable aufs module for gce clusters. ([#103831](https://github.com/kubernetes/kubernetes/pull/103831), [@lizhuqi](https://github.com/lizhuqi))

// maison : Binky Moon, LLC
// https://www.iana.org/domains/root/db/maison.html
maison

// makeup : XYZ.COM LLC
// https://www.iana.org/domains/root/db/makeup.html
makeup

// man : MAN Truck & Bus SE
// https://www.iana.org/domains/root/db/man.html
man

// management : Binky Moon, LLC
// https://www.iana.org/domains/root/db/management.html
management

// mango : PUNTO FA S.L.

### Bug or Regression

- Disable aufs module for gce clusters ([#103831](https://github.com/kubernetes/kubernetes/pull/103831), [@lizhuqi](https://github.com/lizhuqi)) [SIG Cloud Provider]

er-Side-Encryption-S3-Sealed-Key":"IAAfAK2vi5+Mg98wUrbgqJhqI4W0kCp+Q==","X-Minio-Internal-Server-Side-Encryption-Seal-Algorithm":"DAREv2-HMAC-SHA256","content-type":"application/octet-stream"}},{"Bucket":"buck1","Name":"go_113/src/cmd/internal/bio/buf.go","UserDef":{"X-Minio-Internal-Server-Side-Encryption-Iv":"12DLTk+vhYvp+EevNt5+32KDUIsQFKbN1cyx6e7M=","X-Minio-Internal-Server-Side-Encryption-S3-Kms-Key-Id":"my-minio-key","X-Minio-Internal-Server-Side-Encryption-S3-Kms-Sealed-Key":"IAAfAOfidGhE...

around the limitations of `min-` and `max-` prefixes and viewports with fractional widths.\n// See https://www.w3.org/TR/mediaqueries-4/#mq-min-max\n// Uses 0.02px rather than 0.01px to work around a current rounding bug in Safari.\n// See https://bugs.webkit.org/show_bug.cgi?id=178261\n//\n//    >> breakpoint-max(sm, (xs: 0, sm: 576px, md: 768px, lg: 992px, xl: 1200px))\n//    767.98px\n@function breakpoint-max($name, $breakpoints: $grid-breakpoints) {\n  $next: breakpoint-next($name, $breakpoints);\n...

* Add issue templates to simplify reporting bugs, getting help, etc: [#34](https://github.com/tiangolo/fastapi/pull/34).