Support for upgrading from 1.9 and 2.0

- added support for reading 1.9 and 2.0 log files
- split PhysicalLogNeoCommandReaderV0 in 2 one for parsing 2.0 comamnds and one for 1.9 commands
Merge pull request #2970 from davidegrohmann/2.2-upgrade-from-2.0-and-1.9

Support for upgrading from 1.9 and 2.0