- update to 0.9.2:
* Fix BSD issue w/ lsattr and long attrs
https://github.com/xattr/xattr/pull/57
* Remove unreachable code
https://github.com/xattr/xattr/pull/56
* Allow (Python 2) long for fd
https://github.com/xattr/xattr/pull/51
* Fix Python 3 bytes handling in xattr.tool
https://github.com/xattr/xattr/pull/50
* Use cffi 1.X features to build native module for faster import
https://github.com/xattr/xattr/pull/47
* NOTE: Version 0.9.0 is the same, was momentarily uploaded with
incomplete CHANGES.txt
- use pypi for Source url
- convert to singlespec
- require the cffi version it was built against