Value of page property in paginator is overriden in Remote paging scenario

[hanastasov]

Steps to reproduce

1. Run the GridRemotePagingSampleComponent from Dev demos
2. Set the page property in the class to a value higher than 0, public page = 4;
3. Run the sample

Result

Runtime the page value is overriden to 0, so first page is displayed:

Expected result

Page 5 (corresponding to page index of 4) to be displayed.

Attach a sample if available, and screenshots, if applicable.