vendor/xz: upgrade from 5.2.4 to 5.2.5

liblzma:
- fixed several C99/C11 conformance bugs
- added a very minor encoder speed optimization

xz:
- fixed a crash in "xz -dcfv not_an_xz_file"
- f

vendor/xz: upgrade from 5.2.4 to 5.2.5

liblzma:
- fixed several C99/C11 conformance bugs
- added a very minor encoder speed optimization

xz:
- fixed a crash in "xz -dcfv not_an_xz_file"
- fixes for --flush-timeout

For details see NEWS.

show more ...

Import xz-5.0.0.

This is from the XZ Utils project: http://tukaani.org/xz/