@Override
            public String getValue(final LogContext context) {
                if (null != context.logEntry) {
                    return Formatter.formatTime(context.logEntry.date);
                } else {
                    return Formatter.formatTime(System.currentTimeMillis());
                }
            }
@return all user-facing templates, but not the signature template itself
main/src/main/java/cgeo/geocaching/log/LogTemplateProvider.java