Checking in changes prior to tagging of version v0.4.5.

Changelog diff is:

diff --git a/Changes b/Changes
index eb02849..9ef4ec1 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,13 @@ Revision history for Perl extension Minilla

 {{$NEXT}}

+v0.4.5 2013-05-29T20:14:47Z
+
+    - fixed a bug that empty file couldn't be included to dist archive.
+      (ryochin)
+    - Fixed testing failure
+      (tokuhirom)
+
 v0.4.4 2013-05-24T04:38:41Z

     - Depended on latest Pod::Readme