removed code that initialized GrailsConsole to avoid unnecessary Gradle output
fix logback exception during test compilation by removing logging during compilation
Merge branch 'master' of github.com:grails/grails-core
Revert "Use Groovy 2.4.0-SNAPSHOT until 2.4.0-beta-5 is published"

This reverts commit 0a96389b09606c8b5e8169a6ccb7512ad065a08b.
Fix more test compilation logging errors
cleanup deprecation warnings
fix redirect with object failing test