Read chunked remote words (#817)

Fix chunked content could not be read as it will not get content length
I see there is an issue #780 and this fix it

src/main/java/org/wltea/analyzer/dic/Dictionary.java

@@ -469,7 +469,7 @@ public class Dictionary {
 						}
 					}
 
-					if (entity.getContentLength() > 0) {
+					if (entity.getContentLength() > 0 || entity.isChunked()) {
 						in = new BufferedReader(new InputStreamReader(entity.getContent(), charset));
 						String line;
 						while ((line = in.readLine()) != null) {