1.2
changes from 1.1 to 1.2
- sort namespace declarations alphabetically in generated XML
- accept keys as bytearray values
- spelling fixes in documentation
- command-line utilities now support using - as stdin
- test and build environment improvements
- drop support for Python 3.4
- add support for Python 3.8 - 3.10 (was already working out-of-the-box)