Merge pull request #2 from atk4/4.3

4.3
changes in Paginator and QuickSearch (4.3)

* new methods enablePaginator, enableQuickSearch
* changed methods addPaginator, addQuickSearch
* rename Paginator->ipp() to setRowsPerPage(). Renamed only setter
method, not Paginator->ipp attribute itself.

@romaninsh - see todo(s) :)
Merge pull request #587 from DarkSide666/4.3

changes in Paginator and QuickSearch (4.3)