reference the class var $this-reindex_limit correctly.
Adding some security checks to admin ajax calls.
made changes to support child postloop widgets
adding menu_order as a sorting option
missed a reference to menu_order
filter the postloop templates so we can add our own and limit what is seen
Merge pull request #27 from wluo/fix-warnings

fixed a php warning/bug
Merge pull request #28 from methnen/ajax-security

Adding some security checks to admin ajax calls.
Merge pull request #29 from zbtirrell/child-rearing

made changes to support child postloop widgets