Add github.com/shirou/gopsutil/host to vendor

This is needed for a coming PR to measure system uptime.
I separated vendor changes out, because they are larger while easier to
review.

This done via:
GO111MODULE=on go get github.com/shirou/gopsutil/host
GO111MODULE=on go mod vendor

Author: Xuewei Zhang

go.mod

@@ -39,6 +39,7 @@ require (
 	github.com/prometheus/common v0.3.0 // indirect
 	github.com/prometheus/procfs v0.0.0-20190425082905-87a4384529e0 // indirect
 	github.com/shirou/gopsutil v2.18.12+incompatible
+	github.com/shirou/w32 v0.0.0-20160930032740-bb4de0191aa4 // indirect
 	github.com/sigma/go-inotify v0.0.0-20181102212354-c87b6cf5033d // indirect
 	github.com/spf13/pflag v1.0.3
 	github.com/stretchr/testify v1.3.0

go.sum

@@ -118,6 +118,8 @@ github.com/prometheus/procfs v0.0.0-20190425082905-87a4384529e0 h1:c8R11WC8m7KNM
 github.com/prometheus/procfs v0.0.0-20190425082905-87a4384529e0/go.mod h1:TjEm7ze935MbeOT/UhFTIMYKhuLP4wbCsTZCD3I8kEA=
 github.com/shirou/gopsutil v2.18.12+incompatible h1:1eaJvGomDnH74/5cF4CTmTbLHAriGFsTZppLXDX93OM=
 github.com/shirou/gopsutil v2.18.12+incompatible/go.mod h1:5b4v6he4MtMOwMlS0TUMTu2PcXUg8+E1lC7eC3UO/RA=
+github.com/shirou/w32 v0.0.0-20160930032740-bb4de0191aa4 h1:udFKJ0aHUL60LboW/A+DfgoHVedieIzIXE8uylPue0U=
+github.com/shirou/w32 v0.0.0-20160930032740-bb4de0191aa4/go.mod h1:qsXQc7+bwAM3Q1u/4XEfrquwF8Lw7D7y5cD8CuHnfIc=
 github.com/sigma/go-inotify v0.0.0-20181102212354-c87b6cf5033d h1:G1nNtZVTzcCvVKMwcG0Vispo3bhc15EbjO5uamiLikI=
 github.com/sigma/go-inotify v0.0.0-20181102212354-c87b6cf5033d/go.mod h1:stlh9OsqBQSdwxTxX73mu41BBtRbIpZLQ7flcAoxAfo=
 github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=