set GlobalConfigurationBuilder classLoader
inserimento properties per infinispanTest
Merge branch '2.x' of https://github.com/redhat-italy/vert.x into 2.x

Conflicts:
	vertx-infinispan/src/main/java/org/vertx/java/spi/cluster/impl/infinispan/InfinispanClusterManager.java
Merge build.gradle with test options
Merge branch '2.x' of https://github.com/redhat-italy/vert.x into 2.x