upgrade ParseXS version
Checking in changes prior to tagging of version 0.45.

Changelog diff is:

diff --git a/Changes b/Changes
index 445ad3c..d3323b1 100644
--- a/Changes
+++ b/Changes
@@ -1,7 +1,10 @@
 Revision history for Perl extension Module::Install::XSUtil

-0.44 2013-04-24 11:30:07
+0.45 2014-01-31 07:13:52+0900
+    - Requires ExtUtils::ParseXS 3.18 because of 2.21 issues
+      (https://github.com/xslate/p5-Text-Xslate/issues/104)

+0.44 2013-04-24 11:30:07
     - Support PUREPERL_ONLY=1

 0.43 2012-06-25 09:23:04