add (empty) test suite and travis config

.travis.yml

+language: go
+
+go:
+  - 1.7.5
+  - 1.8
+
+# first part of the GOARCH workaround
+# setting the GOARCH directly doesn't work, since the value will be overwritten later
+# so set it to a temporary environment variable first
+env:
+  - TRAVIS_GOARCH=amd64
+  - TRAVIS_GOARCH=386
+
+# second part of the GOARCH workaround
+# now actually set the GOARCH env variable to the value of the temporary variable set earlier
+before_install:
+  - go get golang.org/x/tools/cmd/cover
+  - go get github.com/onsi/ginkgo/ginkgo
+  - go get github.com/onsi/gomega
+  - export GOARCH=$TRAVIS_GOARCH
+  - go env # for debugging
+
+script:
+  - go get -t ./...
+  - ginkgo -r --randomizeAllSpecs --randomizeSuites --trace --progress

libp2pquic_suite_test.go

+package libp2pquic
+
+import (
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+
+	"testing"
+)
+
+func TestQuicGo(t *testing.T) {
+	RegisterFailHandler(Fail)
+	RunSpecs(t, "libp2p QUIC Transport Suite")
+}