Bump golang.org/x/crypto from 0.0.0-20200820211705-5c72a883971a to 0.…

…17.0 (#63)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Merge pull request #55 from hashicorp/wasm

Add support for js/wasm

Use old format for go version statement in go.mod

Newer Go versions use the micro version as well when adding a version
statement to `go mod tidy` but this confuses older tooling.

Add Go version statement to go.mod, update deps

Merge pull request #34 from angrycub/f-win-ps-route

Add PowerShell impl. of GetDefaultInterfaceName

Add android os (#25)

* Add android os

Allthough android is linux the 'ip route' command doesn't return 'default' line.
Android has only one interface active at any time.

Add some more deps to go mod (#29)

Add go.mod (#28)