Change to go1.6.1 and vendoring

vendor/github.com/yudai/hcl/parse.go

@@ -0,0 +1,22 @@
+package hcl
+
+import (
+	"fmt"
+
+	"github.com/yudai/hcl/hcl"
+	"github.com/yudai/hcl/json"
+)
+
+// Parse parses the given input and returns the root object.
+//
+// The input format can be either HCL or JSON.
+func Parse(input string) (*hcl.Object, error) {
+	switch lexMode(input) {
+	case lexModeHcl:
+		return hcl.Parse(input)
+	case lexModeJson:
+		return json.Parse(input)
+	}
+
+	return nil, fmt.Errorf("unknown config format")
+}