GEODE-1905: Address UnknownPropertyException when running tests with Gradle 3.0+
GEODE-1905: Address UnknownPropertyException when running tests with Gradle 3.0+

This closes #242

charliemblack/geode,smanvi-pivotal/geode,masaki-yamakawa/geode,masaki-yamakawa/geode,smgoller/geode,deepakddixit/incubator-geode,jdeppe-pivotal/geode,deepakddixit/incubator-geode,PurelyApplied/geode,jdeppe-pivotal/geode,deepakddixit/incubator-geode,pdxrunner/geode,deepakddixit/incubator-geode,pdxrunner/geode,davinash/geode,masaki-yamakawa/geode,PurelyApplied/geode,shankarh/geode,pivotal-amurmann/geode,prasi-in/geode,jdeppe-pivotal/geode,charliemblack/geode,PurelyApplied/geode,deepakddixit/incubator-geode,charliemblack/geode,masaki-yamakawa/geode,jdeppe-pivotal/geode,masaki-yamakawa/geode,smgoller/geode,charliemblack/geode,smanvi-pivotal/geode,PurelyApplied/geode,PurelyApplied/geode,prasi-in/geode,deepakddixit/incubator-geode,davebarnes97/geode,deepakddixit/incubator-geode,davebarnes97/geode,pdxrunner/geode,smanvi-pivotal/geode,pdxrunner/geode,prasi-in/geode,davinash/geode,jdeppe-pivotal/geode,shankarh/geode,charliemblack/geode,davebarnes97/geode,smanvi-pivotal/geode,davinash/geode,jdeppe-pivotal/geode,smgoller/geode,jdeppe-pivotal/geode,davinash/geode,smgoller/geode,masaki-yamakawa/geode,davebarnes97/geode,davebarnes97/geode,pdxrunner/geode,pivotal-amurmann/geode,PurelyApplied/geode,shankarh/geode,davinash/geode,pivotal-amurmann/geode,prasi-in/geode,PurelyApplied/geode,masaki-yamakawa/geode,davebarnes97/geode,shankarh/geode,smgoller/geode,pivotal-amurmann/geode,prasi-in/geode,pivotal-amurmann/geode,davinash/geode,davinash/geode,pdxrunner/geode,smgoller/geode,davebarnes97/geode,shankarh/geode,pdxrunner/geode,smgoller/geode,smanvi-pivotal/geode