Entry point.
Calling this with no arguments returns the version of the client-side
axis.jar. Passing a URL which points to a remote Axis server will
attempt to retrieve the version of the server via a SOAP call.
if (args.length != 1)
System.out.println(getVersion());
else
try {
Call call = new Call(args[0]);
String result = (String)call.invoke("Version", "getVersion",
null);
System.out.println(result);
} catch (Exception e) {
e.printStackTrace();
}