switch to use Spellunker
disable some xt tests
Checking in changes prior to tagging of version 0.44.

Changelog diff is:

diff --git a/Changes b/Changes
index e7acdce..445ad3c 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,9 @@
 Revision history for Perl extension Module::Install::XSUtil

+0.44 2013-04-24 11:30:07
+
+    - Support PUREPERL_ONLY=1
+
 0.43 2012-06-25 09:23:04
     - Remove experimental requires_xs() because Module::Install
       provides another requires_xs()