- Update to version 1.6.4:
+ BuildElement classes now support `create-dev-shm`
+ script element plugin now supports `create-dev-shm`
+ Python 3.6 is no longer tested in CI but support is maintained
on best effort level.
+ New fatal warnings for unaliased sources.
+ New errors raised when using an unresolved source alias.
+ Add support for .netrc in remote/tar/zip sources.
+ Bugfixes and better stability in fuse layer.
+ Drop CI support for EOL python 3.6 (although BuildStream should
still work when installed in python 3.6 environments).
+ Various bug fixes, documentation updates and CI related
cleanup.