[chore] Validate/set account domain (#619)

* add miekg/dns dependency

* set/validate accountDomain

1 files changed, 15 insertions, 0 deletions

diff --git a/vendor/github.com/miekg/dns/version.go b/vendor/github.com/miekg/dns/version.go
new file mode 100644
index 000000000..971a27199
--- /dev/null
+++ b/vendor/github.com/miekg/dns/version.go
@@ -0,0 +1,15 @@
+package dns
+
+import "fmt"
+
+// Version is current version of this library.
+var Version = v{1, 1, 49}
+
+// v holds the version of this library.
+type v struct {
+	Major, Minor, Patch int
+}
+
+func (v v) String() string {
+	return fmt.Sprintf("%d.%d.%d", v.Major, v.Minor, v.Patch)
+}