Release Notes for 1.4

1.4 Release Notes
* save image into attachment
* add target site to grab images

1.3 Release Notes
* add long description, good for SE and infolinks
* add SEO attribute on keyword
* randomize image position order
* add title on image link

1.2 Release Notes
* add grab image from flickr only
* add link to every image, work well for Simple Lightbox plugin