Fix travis

Add qt5-default to travis

Added qmake to PATH

Update to Qt 5.9

Author: d471061c

.travis.yml

@@ -21,12 +21,15 @@ before_install:
   - curl -L https://static.rust-lang.org/rustup.sh | sh -s -- --channel=stable --yes --prefix=$PWD --disable-sudo
   - sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys E084DAB9
   - echo "deb https://cloud.r-project.org/bin/linux/ubuntu trusty/" | sudo tee -a /etc/apt/sources.list
+  - sudo add-apt-repository --yes ppa:beineri/opt-qt591-trusty
   - sudo apt-get update -qq
   - sudo apt-get install r-base -y
+  - sudo apt-get install qt59base
   - sudo chmod 277 /usr/local/lib/R/site-library
   - Rscript -e 'install.packages(c("devtools","testthat"),repos="http://cran.us.r-project.org")'
   - Rscript -e 'devtools::install_github("RTMC/tmc-r-tester/tmcRtestrunner")'
   - export PATH=$PATH:$PWD/bin
+  - source /opt/qt59/bin/qt59-env.sh
   - export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$PWD/lib
   - mkdir -p $HOME/bin && ln -s $(which python3.4) $HOME/bin/python3 && export PATH="$HOME/bin:$PATH"
   - mvn install -Dmaven.test.skip=true