Fix vpbroadcastq.

Patch by: Jason Garrett-Glaser <jason@x264.com>
Unbreak distcheck.
cv8: Fix line number issues with multiple files.

Patch by: Knut St. Osmundsen

[#263 state:resolved]
Update config.guess and config.sub.

[#255 state:resolved]
Optimize matching loops.

Reported by: Po-Chun Chang

[#264 state:resolved]
[#265 state:resolved]
[#266 state:resolved]
Minor change to Python detection in the Visual Studio build to avoid spurious error message
test commit
Use a larger hash table size

Increases compilation speed of files with a large number of macros by
around 20x.
Merge pull request #66 from Gramner/master

Use a larger hash table size
Add Intel SHA instructions.

Contributed by: Mark Charney @ Intel