Add support for encrypted ssh keys

vendor/github.com/ScaleFT/sshkeys/.travis.yml

@@ -0,0 +1,17 @@
+language: go
+
+sudo: false
+
+go_import_path: github.com/ScaleFT/sshkeys
+
+go:
+  - 1.9.x
+  - 1.10.x
+  - 1.11.x
+  - tip
+
+before_install:
+  - go get -u github.com/stretchr/testify/require github.com/dchest/bcrypt_pbkdf golang.org/x/crypto/ed25519 golang.org/x/crypto/ssh
+
+script:
+  - go test -v ./...