Include infrastructure for static files to be included in binary

internal/pkg/staticfiles/staticfiles.go

@@ -0,0 +1,16 @@
+package staticfiles
+
+import (
+	"github.com/hpcng/warewulf/internal/pkg/wwlog"
+	"io/ioutil"
+)
+
+func WriteData(source string, dest string) error {
+	bytes, err := getResource(source)
+	err = ioutil.WriteFile(dest, bytes, 0644)
+	if err != nil {
+		wwlog.Printf(wwlog.ERROR, "Failed writing %s to: %s\n", dest, err)
+		return err
+	}
+	return nil
+}