in src/main/java/com/amazonaws/eclipse/simpleworkflow/asynchrony/annotationprocessor/ProcessorUtils.java [382:391]
public static String computeWorkflowVersion(ExecutableElement workflow) {
String version = "1.0"; // Default
Execute options = workflow.getAnnotation(Execute.class);
if (!options.version().isEmpty()) {
version = options.version();
}
return version;
}