Change default Travis configuration to GCC 6.2

.dd4hep-ci.d/compile_and_test.sh

+#!/bin/bash
+
+export COMPILER_TYPE="gcc"
+
+source /DD4hep/.dd4hep-ci.d/init_x86_64.sh
+
+
+cd /DD4hep
+mkdir build
+cd build
+cmake -GNinja -D DD4HEP_USE_GEANT4=ON -D DD4HEP_USE_BOOST=ON -DBoost_NO_BOOST_CMAKE=ON -D DD4HEP_USE_LCIO=ON -D BUILD_TESTING=ON  -D Geant4_DIR=$G4INSTALL/lib64/Geant4-10.2.2 -D DD4HEP_USE_CXX11=ON -DCMAKE_BUILD_TYPE=Release ..
+ninja
+ninja install
+. ../bin/thisdd4hep.sh
+ctest --output-on-failure -j4
+cd ../examples/
+mkdir build
+cd build
+cmake -GNinja -DBoost_NO_BOOST_CMAKE=ON ..
+ninja
+ninja install
+ctest --output-on-failure -j2

.travis.yml

@@ -17,7 +17,7 @@ install:
 
 # command to run tests
 script:
-  - docker run -t -v $DD4hepDIR:/DD4hep cernvm /init /DD4hep/.travis-ci.d/compile_and_test.sh
+  - docker run -t -v $DD4hepDIR:/DD4hep cernvm /init /DD4hep/.dd4hep-ci.d/compile_and_test.sh
 
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