Read extra data if over known bytes

If the ResConfig had a size over KNOWN_CONFIG_BYTES
then the remaining bytes would be read twice, thus breaking
the next config. Fixes #924

brut.apktool/apktool-lib/src/main/java/brut/androlib/res/decoder/ARSCDecoder.java

@@ -323,6 +323,7 @@ public class ARSCDecoder {
         int exceedingSize = size - KNOWN_CONFIG_BYTES;
         if (exceedingSize > 0) {
             byte[] buf = new byte[exceedingSize];
+            read += exceedingSize;
             mIn.readFully(buf);
             BigInteger exceedingBI = new BigInteger(1, buf);