Oops, fix 1.8 clients

src/main/java/us/myles/ViaVersion/handlers/ViaDecodeHandler.java

@@ -48,10 +48,12 @@ public class ViaDecodeHandler extends ByteToMessageDecoder {
                     throw (Exception) e.getCause();
                 }
             } finally {
+                if (info.isActive()) {
                     bytebuf.release();
                 }
             }
         }
+    }
 
     @Override
     public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {