[tests] new exception to the ignore list
[core] implementation of native type queue
[opf] implementation of statement decoupled from driver
[core] fixes for fpc 2.7
[opf] removed data stack/queue from driver; moving to statement/resultset.
[core] read/write access on class metadata properties; fixed initial state of attr metadata.
[core] reading stored (composition/aggregation) and index (string size) property data