Fix httpclient call to isbndb
Fix issue where requests to get a book from ISBNdb always failed due to improper use of ratpack.http.client.HttpClient#get
Test using a book that isn't the fallback used when requests to ISBNdb fail
Always use latest version on this branch
Revert "Always use latest version on this branch"

This reverts commit f245f2dee3516aeced0dfd77268cc39f86d678f4.
Update to latest released version.
Merge branch 'fix-get-book-request' of https://github.com/mhurne/example-books into latest

Conflicts:
	src/main/groovy/ratpack/example/books/IsbnDbCommands.groovy
Merge branch 'latest'