public void addAvailableTrackables(final Iterable<Trackable> trackables) {
        for (Trackable lt : trackables) {
            availableTrackables.add(lt);
        }
    }
encapsulates information from connector used in the context of writing a log entry.
<br>
This information is typically retrieved online via an {@link ILoggingManager}
when the user wishes to create or continue a new offline log
main/src/main/java/cgeo/geocaching/connector/LogContextInfo.java