Update travis build infrastructure
authorsfan5 <sfan5@live.de>
Sun, 8 Mar 2020 20:03:44 +0000 (21:03 +0100)
committersfan5 <sfan5@live.de>
Wed, 11 Mar 2020 23:10:09 +0000 (00:10 +0100)
commit245876cddb6989dcad78f13aff9cd0d1cefa150e
tree77d45c1d14655987ed2b19976b022a0ae57770bd
parent766d160ffb36528365c6a38ac93304781e5cecee
Update travis build infrastructure

Ubuntu 14.04 -> 18.04
clang-format, clang-tidy 7 -> 8
clang 3.6 -> 3.9
clang 7 -> 9
.travis.yml
util/travis/common.sh