Checking in changes prior to tagging of version 0.05.

Changelog diff is:

diff --git a/Changes b/Changes
index ab2e94d..b913a5d 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,11 @@ Revision history for Perl extension Caroline

 {{$NEXT}}

+0.05 2013-08-10T02:36:23Z
+
+    - write_history_file, read_history_file.
+      (tokuhirom)
+
 0.04 2013-08-10T02:04:54Z

     - Win32 fixes