[Travis] print system info

.travis.yml

@@ -4,6 +4,7 @@ compiler:
 
 env:
   - QT_PLUGIN_PATH=/usr/lib/x86_64-linux-gnu/qt4/plugins
+
 branches:
   only:
     - travis-ci
@@ -14,4 +15,5 @@ before_install:
   - sudo apt-get install -y cmake
   - sudo apt-get install -y libqt4-dev qt4-dev-tools
 
-script: ctest -VV -S ./CMake/ctkTravisDashboardScript.cmake
+script: ls -l $QT_PLUGIN_PATH && ls -l $QT_PLUGIN_PATH/sqldrivers && qmake --version && cmake -version
+#script: ctest -VV -S ./CMake/ctkTravisDashboardScript.cmake