mesa: Upgrade to 17.3.1 release

mesa: Upgrade to 17.3.1 release

The 17.3.1 release, published in December 21, 2017, is the first 17.3
stable release for use. It fixes a number of issues since 17.3.0
release.

The release notes can be seen at:

 - 17.3.0: https://www.mesa3d.org/relnotes/17.3.0.html
 - 17.3.1: https://www.mesa3d.org/relnotes/17.3.1.html

This commit has reworked few patches, to apply to the new source, and
dropped the backported ones.

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>