updated the gradle for test/Main.java (rsocket#360)

junaidkhalid · yschimke · commit 15c95f78583a · 2017-07-23T12:44:11.000+01:00
diff --git a/rsocket-tck-drivers/build.gradle b/rsocket-tck-drivers/build.gradle
@@ -1,5 +1,17 @@
 apply plugin: 'java'
+apply plugin: 'application'
 
+mainClassName = "io.rsocket.tckdrivers.main.Main"
+
+jar {
+    manifest {
+        attributes "Main-Class": "$mainClassName"
+    }
+
+    from {
+        configurations.compile.collect { it.isDirectory() ? it : zipTree(it) }
+    }
+}
 
 dependencies {
     compile project(':rsocket-core')
