Checking in changes prior to tagging of version v0.2.8.

Changelog diff is:

diff --git a/Changes b/Changes
index 3fe164e..5a14a17 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,8 @@ Revision history for Perl extension Spellunker

 {{$NEXT}}

+v0.2.8 2013-05-26T23:28:34Z
+
     - Show correct test line number if all_pod_files_spelling_ok fails.
       (tobyink)
     - Documentation fixes.