code: public void filter(CaptureSearchResults results) {
  		Iterator<CaptureSearchResult> itr = results.iterator();
  		while(itr.hasNext()) {
  			CaptureSearchResult result = itr.next();
  			String captureDate = result.getCaptureTimestamp();
  			if((captureDate.compareTo(startDateStr) >= 0) 
  					&& (captureDate.compareTo(endDateStr) < 0)) {
  				matches.add(result);
  			}		
  		}
  	}
docs: add all SearchResult objects from the SearchResults which fall
  within the time range of this partition into this partition.
  @param results