default Optional<Path> getConfigPath() {
        return getAsString(CONFIG_PATH).map(Paths::get);
    }
Returns the path to the configuration file for this project. The
path may not be set at the time of the calling and the result may
therefore be {@code empty}.

@return the path to the configuration file
runtime-parent/runtime-config/src/main/java/com/speedment/runtime/config/Project.java