Issue #1404  1. Issue wih OFileClassic softly closed detection was fixed (OS caches were not taken in account).  2. Unsafe direct memory implementation was replaced by JNA because of JIT related issues. 3. Few multithreading improvements for OFile implementations.
Merge remote-tracking branch 'origin/master'
Fixed issue #1460 against memory and paginated storage. Added a test case too.
Issue #1404   w_chart issue was fixed and JNA version was updated.
Merge remote-tracking branch 'origin/master'
Failed tests were fixed.
Updated OrientDB BP jars
Merge branch 'master' of https://github.com/nuvolabase/orientdb
Fixed bug on SQL create edge against remote protocol
Fixed bug on graph functions to supports label with quotes
Added support for custom properties against database
Updated BP libraries
Issue #1404   WAL was switched on in paginated storage.
Merge remote-tracking branch 'origin/master'