Linux CI fixed

Author: eprikazchikov

.travis.yml

@@ -35,7 +35,7 @@ matrix:
         - sudo apt-get -y install qt510base qt510multimedia qt510script qt510svg qt510imageformats qt510tools binutils zlib1g-dev xorg-dev gcc-7 g++-7
         - source /opt/qt510/bin/qt510-env.sh
         - wget https://github.com/eprikazchikov/dependencies/releases/download/qbs-1.11.0/qbs-1.11.0-linux.tar.gz
-        - tar -xvzf qbs-1.11.0-linux.tar.gz
+        - tar -xvzf qbs-1.11.0-linux.tar.gz > /dev/null
         - export PATH=$PATH:qbs-build/bin
         - qbs --version
         - qbs setup-toolchains --detect