Can't seek for unbilled InvoiceLineItems

[manuelmazzuola]

The get returns a continuationToken but i can't use it because a seek method is missing.

Partner-Center-Java/src/main/java/com/microsoft/store/partnercenter/invoices/IInvoice.java

Line 66 in d1ee155

IReconciliationLineItemCollection by(BillingProvider provider, InvoiceLineItemType invoiceLineItemType, String currencyCode, BillingPeriod period, int pageSize);

https://github.com/microsoft/Partner-Center-Java/blob/master/src/main/java/com/microsoft/store/partnercenter/invoices/IReconciliationLineItemCollection.java