unused cosntant

src/main/java/eu/simstadt/regionchooser/RegionChooserUtils.java

@@ -28,7 +28,6 @@
 	private static final Pattern srsNamePattern = Pattern.compile("(?i)(?<=srsName=[\"'])[^\"']+(?=[\"'])");
 	private static final int CITYGML_HEADER_LENGTH = 50;
 	private static final String EPSG = "EPSG:";
-	private static final int BUFFER = 1024;
 
 	private RegionChooserUtils() {
 		// only static use