Changes since v1.5.0 include:
* Numerous assorted bugfixes
* Add a new fdt_create_with_flags() function, and a
FDT_CREATE_FLAG_NO_NAME_DEDUP flag which improves speed at the
cost of tree size by not deduplicating property names in the
strings section
* Run tests against shared library, so it will catch the common
mistake of not adding new symbols to the versioning script
* Add a number of missing symbols to versioning script
* Use Python3 by default for pylibfdt
* New fdt_append_addrrange() function in libfdt