Make Archive::Tar::Builder optional

Change-Id: I557617b0884b0b30d70c54003a3afda8c1a6b0e3
diff --git a/Makefile.PL b/Makefile.PL
index 41c2fe1..3a90159 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -43,8 +43,8 @@
     'Config::Simple'  => 4.58,
     'String::Random'  => 0.32,
     'File::Path'      => 2.18,
-    'Archive::Tar::Builder' => 2.5005,
     'Archive::Tar'    => 2.40,
+    'Archive::Tar::Stream' => 0.02,
     'Clone'           => 0.45,
     'List::Util'      => 1.60,
     'Scalar::Util'    => 1.60,