Split IOUtils.closeQuietly into two calls

The version called wasn't introduced until 2.5, we use 2.0.1

Change-Id: I6cf1273ead751c29102f7e9bca07767c3b8241b8

appinventor/buildserver/src/com/google/appinventor/buildserver/util/AARLibrary.java

@@ -250,7 +250,8 @@ public class AARLibrary {
             input = zip.getInputStream(entry);
             IOUtils.copy(input, output);
           } finally {
-            IOUtils.closeQuietly(input, output);
+            IOUtils.closeQuietly(input);
+            IOUtils.closeQuietly(output);
           }
           catalog(target);
         }