Main changes of this release are:
- new SO version 5
- all the important changes mentioned in the transition manual
binvalue functions removed- LYB uses complex encoding
treeprinter refactored- schema mount improvements
anydatachanges- xpath support
- native tree traversal support
- extension support significantly improved
- OpenConfig extensions support
- LYB format improvements
- strict
anydataparsing (@ahassany) - lots of other bugfixes and minor improvements