NXP-10903 xdatasource pool plug in storage (with backward compatibility for tests)

This reverts commit 4b27307dd7c1c72dd61e714accf88dd51b37836c.
NXP-10926 aligned h2 extensions to 1.3.170 API
NXP-10926 aligned to lucene 3.5.0
NXP-10926 patched xa datasource for rollback
NXP-10926 h2 mvcc and server mode
NXP-10981 aligned to hibernate to 4.1.9 Final
NXP-10981 do not disconnect on statements close