fix update handling
Checking in changes prior to tagging of version 0.02.

Changelog diff is:

diff --git a/Changes b/Changes
index 93922ef..8d4671f 100644
--- a/Changes
+++ b/Changes
@@ -2,5 +2,9 @@ Revision history for Perl extension DBIx-FixtureLoader

 {{$NEXT}}

+0.02 2013-06-16T16:09:52Z
+    - fix `update` option handling
+    - update document
+
 0.01 2013-06-16T14:10:00Z
     - original version