added RESTful documentation for linking to DELETE
Merge pull request #188 from davydotcom/rest-patch-1

Added RESTful documentation for linking to DELETE
GRAILS-10987: Default UrlMappings.groovy contains invalid default pattern
GRAILS-10973: default format is the first key in grails.mime.types
GRAILS-10973 related: adds documentation for '*' wildcard format
- return 'all' as default format in example
GRAILS-11054 - fix typo
Merge branch '2.3.x'