Travis CI: Don't use deprecated environment
authorNikolaus Rath <Nikolaus@rath.org>
Wed, 20 Sep 2017 11:38:35 +0000 (12:38 +0100)
committerNikolaus Rath <Nikolaus@rath.org>
Wed, 20 Sep 2017 11:38:35 +0000 (12:38 +0100)
commitc3a881735f3e051378d9c35dcb04fa337b0dcde1
tree8e2427516f3279c2d2563c541c9deaf65aae4e1a
parent3b6a2a5eef11438dd5bc5d8f67d2d410f33093ca
Travis CI: Don't use deprecated environment

Travis support recommends to install specific pip
version to work around problems in new environment.
.travis.yml
test/travis-install.sh