Checking in changes prior to tagging of version 0.18.

Changelog diff is:

diff --git a/Changes b/Changes
index 6963cb7..f43aaf6 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,12 @@ Revision history for Perl module Ukigumo::Client

 {{$NEXT}}

+0.18 2013-07-25T17:35:35Z
+
+    - fix dependencies
+    - fix spelling errors
+    - adjust Formatting of Changes for CPAN::Changes::Spec (neilbowers)
+
 0.17 2013-04-15T14:45:26Z

     - fix packaging only