chore: Adopt Go modules

closes #1070

go.mod

@@ -0,0 +1,79 @@
+module github.com/loadimpact/k6
+
+go 1.11
+
+require (
+	github.com/Azure/go-ntlmssp v0.0.0-20180810175552-4a21cbd618b4
+	github.com/DataDog/datadog-go v0.0.0-20180330214955-e67964b4021a
+	github.com/GeertJohan/go.rice v0.0.0-20170420135705-c02ca9a983da
+	github.com/PuerkitoBio/goquery v1.3.0
+	github.com/Shopify/sarama v1.16.0
+	github.com/Shopify/toxiproxy v2.1.4+incompatible // indirect
+	github.com/Soontao/goHttpDigestClient v0.0.0-20170320082612-6d28bb1415c5
+	github.com/andybalholm/cascadia v1.0.0 // indirect
+	github.com/daaku/go.zipexe v0.0.0-20150329023125-a5fe2436ffcb // indirect
+	github.com/dlclark/regexp2 v1.1.6 // indirect
+	github.com/dop251/goja v0.0.0-20180304123926-9183045acc25
+	github.com/dustin/go-humanize v0.0.0-20171111073723-bb3d318650d4
+	github.com/eapache/go-resiliency v1.1.0 // indirect
+	github.com/eapache/go-xerial-snappy v0.0.0-20160609142408-bb955e01b934 // indirect
+	github.com/eapache/queue v1.1.0 // indirect
+	github.com/fatih/color v1.5.0
+	github.com/gedex/inflector v0.0.0-20170307190818-16278e9db813 // indirect
+	github.com/ghodss/yaml v1.0.0 // indirect
+	github.com/gin-contrib/sse v0.0.0-20170109093832-22d885f9ecc7 // indirect
+	github.com/gin-gonic/gin v0.0.0-20170702092826-d459835d2b07 // indirect
+	github.com/go-sourcemap/sourcemap v2.1.2+incompatible // indirect
+	github.com/golang/snappy v0.0.0-20170215233205-553a64147049 // indirect
+	github.com/gorilla/context v0.0.0-20160226214623-1ea25387ff6f // indirect
+	github.com/gorilla/mux v1.6.1 // indirect
+	github.com/gorilla/websocket v1.2.0
+	github.com/inconshreveable/mousetrap v1.0.0 // indirect
+	github.com/influxdata/influxdb v1.5.0
+	github.com/julienschmidt/httprouter v0.0.0-20180222160526-d18983907793
+	github.com/kardianos/osext v0.0.0-20170510131534-ae77be60afb1 // indirect
+	github.com/kelseyhightower/envconfig v1.3.0
+	github.com/kubernetes/helm v2.9.0+incompatible
+	github.com/labstack/echo v3.2.6+incompatible // indirect
+	github.com/labstack/gommon v0.0.0-20170925052817-57409ada9da0 // indirect
+	github.com/manyminds/api2go v0.0.0-20180125085803-95be7bd0455e
+	github.com/mattn/go-colorable v0.0.9
+	github.com/mattn/go-isatty v0.0.4
+	github.com/mccutchen/go-httpbin v0.0.0-20190116014521-c5cb2f4802fa
+	github.com/mitchellh/mapstructure v0.0.0-20180220230111-00c29f56e238
+	github.com/nu7hatch/gouuid v0.0.0-20131221200532-179d4d0c4d8d // indirect
+	github.com/onsi/ginkgo v1.8.0 // indirect
+	github.com/onsi/gomega v1.5.0 // indirect
+	github.com/oxtoacart/bpool v0.0.0-20150712133111-4e1c5567d7c2
+	github.com/pierrec/lz4 v0.0.0-20171218195038-2fcda4cb7018 // indirect
+	github.com/pierrec/xxHash v0.1.1 // indirect
+	github.com/pkg/errors v0.8.0
+	github.com/pmezard/go-difflib v1.0.0
+	github.com/rcrowley/go-metrics v0.0.0-20180503174638-e2704e165165 // indirect
+	github.com/serenize/snaker v0.0.0-20171204205717-a683aaf2d516
+	github.com/shibukawa/configdir v0.0.0-20170330084843-e180dbdc8da0
+	github.com/sirupsen/logrus v0.0.0-20181101075517-7eeb7b7cbdeb
+	github.com/spf13/afero v1.1.1
+	github.com/spf13/cobra v0.0.0-20180629152535-a114f312e075
+	github.com/spf13/pflag v1.0.1
+	github.com/stretchr/testify v1.2.2
+	github.com/tidwall/gjson v1.1.3
+	github.com/tidwall/match v1.0.0 // indirect
+	github.com/tidwall/pretty v0.0.0-20180105212114-65a9db5fad51
+	github.com/ugorji/go v0.0.0-20180112141927-9831f2c3ac10 // indirect
+	github.com/urfave/negroni v0.0.0-20180130044549-22c5532ea862
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	github.com/valyala/fasttemplate v0.0.0-20170224212429-dcecefd839c4 // indirect
+	github.com/viki-org/dnscache v0.0.0-20130720023526-c70c1f23c5d8
+	github.com/zyedidia/highlight v0.0.0-20170330143449-201131ce5cf5
+	golang.org/x/crypto v0.0.0-20180904163835-0709b304e793
+	golang.org/x/net v0.0.0-20181201002055-351d144fa1fc
+	golang.org/x/sync v0.0.0-20190423024810-112230192c58 // indirect
+	golang.org/x/text v0.3.0
+	golang.org/x/time v0.0.0-20170927054726-6dc17368e09b
+	gopkg.in/go-playground/assert.v1 v1.2.1 // indirect
+	gopkg.in/go-playground/validator.v8 v8.18.2 // indirect
+	gopkg.in/guregu/null.v2 v2.1.2 // indirect
+	gopkg.in/guregu/null.v3 v3.3.0
+	gopkg.in/yaml.v2 v2.2.1
+)