Improve project unzipping performance

src/main/java/com/sheepit/client/ChunkInputStream.java

@@ -51,4 +51,25 @@ public class ChunkInputStream extends InputStream {
 		
 		return result;
 	}
+	
+	/// Improve throughput by offering method to read whole block of bytes at once
+	@Override public int read(byte[] b, int off, int len) throws IOException {
+		int bytesRead = -1;
+		
+		while (bytesRead == -1) {
+			bytesRead = currentStream.read(b, off, len);
+			
+			if (bytesRead == -1) {
+				try {
+					prepareNextChunk();
+				}
+				catch (NoSuchElementException e) {
+					/// This was the last chunk
+					return -1;
+				}
+			}
+		}
+		
+		return bytesRead;
+	}
 }