initial commit ISBN
handlebars formatting
make separate css file, image link
css file, if blocks in content.handlebars

Also
- .t file line endings
- apply title case publisher’s name (the api response is inconsistent
sometimes)
Change to "media" template
delete unused isbn.css file
add "relevant" block

- fix ISBN.pm spaces (4)
fix commas in normalize
Switch API source to Amazon
Use 'product' group

- has an Amazon more at link
- has issues with abstract being hidden
Consistent look with Amazon Spice

- Add ratings using amazon.js code
Merge branch 'master' of https://github.com/nishanths/zeroclickinfo-spice into test
ISBN: From #890
ISBN: Update Amazon endpoint.

Change bttf.duckduckgo.com to duckduckgo.com