remove more usages of AbstractGrailsControllerTests
Merge branch '2.4.x'

Conflicts:
	grails-test-suite-uber/src/test/groovy/org/codehaus/groovy/grails/web/metaclass/ChainMethodTests.groovy
	grails-test-suite-uber/src/test/groovy/org/codehaus/groovy/grails/web/servlet/mvc/SimpleGrailsControllerHelperTests.groovy
	grails-test-suite-web/src/test/groovy/org/codehaus/groovy/grails/web/binding/DataBindingTests.groovy
	grails-test-suite-web/src/test/groovy/org/codehaus/groovy/grails/web/converters/ConverterConfigurationTests.groovy
	grails-test-suite-web/src/test/groovy/org/codehaus/groovy/grails/web/mapping/UrlMappingEvaluatorTests.groovy
	grails-test-suite-web/src/test/groovy/org/codehaus/groovy/grails/web/mapping/UrlMappingWithCustomValidatorTests.groovy
	grails-test-suite-web/src/test/groovy/org/codehaus/groovy/grails/web/mapping/UrlMappingsHolderTests.groovy
	grails-test-suite-web/src/test/groovy/org/codehaus/groovy/grails/web/mapping/ViewUrlMappingTests.groovy