update database-migration plugin to 1.4.0
update resources plugin to 1.2.7
Merge branch '2.3.x'

Conflicts:
	apps/gsp-reload-app/grails-app/conf/BuildConfig.groovy
	apps/html-default-codec/grails-app/conf/BuildConfig.groovy
	apps/hyphenatedurls/grails-app/conf/BuildConfig.groovy
	apps/kitchen_sink_app/grails-app/conf/BuildConfig.groovy
	apps/unit-test-app/grails-app/conf/BuildConfig.groovy
	cli-tests/spock-app/grails-app/conf/BuildConfig.groovy
update cache plugin to 1.1.5
Merge branch '2.3.x'

Conflicts:
	apps/gorm-test-app/grails-app/conf/BuildConfig.groovy
	apps/unit-test-app/grails-app/conf/BuildConfig.groovy
	cli-tests/spock-app/grails-app/conf/BuildConfig.groovy