move tools to author for minil naming convention
Checking in changes prior to tagging of version 4.07.

Changelog diff is:

diff --git a/Changes b/Changes
index 757f853..d6e9802 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,10 @@
 {{$NEXT}}

+4.07 2013-04-10T23:24:44Z
+
+    - move tools/ directory to author/ for pause indexing issue.
+      (tokuhirom)
+
 4.06 2013-04-09T05:53:39Z