added row_name int to table _fielddef_.
row_name = 1 will mark a column to be used in dropdown row selections
added filtering & odering & offset to queries
extract and handel parents directly from FK's
minor bugfix
add support for children/subtypes joins - e.g. show all distinct products bought by a certain customer or show all customers that ordered a certain product
1) join now independent on where filter. <table>.<field> to filter against linked table fileds. 2) odata query syntax (limited: filter, orderby, top, skip)