Checking in changes prior to tagging of version 0.19.

Changelog diff is:

diff --git a/Changes b/Changes
index d813da8..a8c5dba 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,7 @@
 Revision history for Perl extension WWW::GoKGS.

+0.19 Jul 7th, 2014
+
   - Add WWW::GoKGS::LibXML

   [INTERNAL]