Fix bug in HashStoreClient where code incorrectly calls '.getInteger(…

…)' to convert a String object to an int object, now calls '.parseInt()'

src/main/java/org/dataone/hashstore/HashStoreClient.java

@@ -516,7 +516,7 @@ private static void testWithKnbvm(
                 boolean skipFile = false;
                 if (sizeOfFilesToSkip != null) {
                     // Calculate the size of requested gb to skip in bytes
-                    long gbFilesToSkip = Integer.getInteger(sizeOfFilesToSkip) * (1024L * 1024
+                    long gbFilesToSkip = Integer.parseInt(sizeOfFilesToSkip) * (1024L * 1024
                         * 1024);
                     if (setItemSize > gbFilesToSkip) {
                         skipFile = true;