Mesa 10.2.9 and Mesa 10.3.1 are released

Mesa 10.2.9 and Mesa 10.3.1 are released. These are bug-fix releases from the 10.2 and 10.3 branches, respectively.

Note
It is anticipated that 10.2.9 will be the final release in the 10.2 series. Users of 10.2 are encouraged to migrate to the 10.3 series in order to obtain future fixes.