not all functional test options were handled.

related to: https://github.com/grails/grails-core/pull/451
GRAILS-11238 - fix binding to a property which hides a field of a different type
GRAILS-11211 - missing namespaces in mappings for singular RESTful resource corrected, typo in method name corrected
remove empty test method
The default request method String should be 'GET'
GRAILS-11247 - Should Not Create New Domain Class Instance For non-POST Requests
update default hibernate and scaffolding plugin versions
fix for GPMONGODB-361
inherit grails-test transitively
fix failing tests
GRAILS-11267 - improve binding listener notifications for properties with converters associated with them
Merge pull request #475 from hauner/functional-options

not all functional test options were handled.
Merge pull request #478 from sezeryilmaz/GRAILS-11211b

GRAILS-11211 - missing namespaces in mappings for singular RESTful resou...