travis: bump to Xenial baseline
commit9531057670373743141fb780756510d817c4bcaa
authorAlex Bennée <alex.bennee@linaro.org>
Wed, 9 Jan 2019 10:42:00 +0000 (9 10:42 +0000)
committerAlex Bennée <alex.bennee@linaro.org>
Mon, 14 Jan 2019 14:52:30 +0000 (14 14:52 +0000)
tree0b394594a2aa514acaad6b54776970b70858d16b
parentb4048a7cd10376412496c7241837f1a1d3b673fa
travis: bump to Xenial baseline

Travis is slowly catching up. Move to Xenial based images for our
current builds. These are now all proper VMs.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
.travis.yml