travis: do not use parallel compilations
authorLudovic Rousseau <ludovic.rousseau@free.fr>
Wed, 4 Jan 2017 16:54:35 +0000 (17:54 +0100)
committerLudovic Rousseau <ludovic.rousseau@free.fr>
Wed, 4 Jan 2017 16:54:35 +0000 (17:54 +0100)
commit3828c38c620f20041b04259af08e5c7b78eecef9
tree9a0ccda12571f0a5e2629b4ca85370cc960ed312
parent83ef455532ed03ec8d7b53d3c781eebfed9f0d13
travis: do not use parallel compilations

The goal is not to be fast but to get a clean log with not mixed
messages between 2 compilations executed at the same time.
.travis.yml