add Java implementation of Abstract_Socket

Signed-off-by: Gergo Ujhelyi ujhelyi.gergo@ericsson.com

titan.JavaTestPorts.Common_Components.Abstract_Socket/META-INF/MANIFEST.MF

+Manifest-Version: 1.0
+Bundle-ManifestVersion: 2
+Bundle-Name: titan.JavaTestPorts.Common_Components.Abstract_Socket
+Bundle-SymbolicName: titan.JavaTestPorts.Common_Components.Abstract_Socket; singleton:=true
+Bundle-Version: 1.0.0
+Require-Bundle: org.eclipse.titan.runtime;bundle-version="1.0.0",
+ org.antlr.runtime;bundle-version="4.3.0"
+Bundle-RequiredExecutionEnvironment: JavaSE-1.8
+Bundle-ActivationPolicy: lazy
+Export-Package: org.eclipse.titan.titan_JavaTestPorts_Common_Components_Abstract_Socket.user_provided
+Automatic-Module-Name: titan.JavaTestPorts.Common.Components.Abstract.Socket