Try again with glbinding master

cmake/travis_script_linux.sh

 if [ "$CXX" = "clang++" ]; then export CXX="clang++-3.5"; fi
 
 # Need to build latest glbinding from source
-GLBVER=`curl https://api.github.com/repos/hpicgs/glbinding/releases/latest | grep -m1 tag_name | cut -d\" -f4`
-curl -L https://github.com/hpicgs/glbinding/archive/${GLBVER}.tar.gz | tar xzf -
-cd glbinding-${GLBVER#v}
+#GLBVER=`curl https://api.github.com/repos/hpicgs/glbinding/releases/latest | grep -m1 tag_name | cut -d\" -f4`
+#curl -L https://github.com/hpicgs/glbinding/archive/${GLBVER}.tar.gz | tar xzf -
+#cd glbinding-${GLBVER#v}
 
 # Hacky fix to allow building glbinding with clang on Linux
-sed -i 's/  -Werror/  /g' cmake/PlatformLinuxGCC.cmake
+#sed -i 's/  -Werror/  /g' cmake/PlatformLinuxGCC.cmake
+
+# Try fix in glbinding master
+git clone https://github.com/hpicgs/glbinding.git
+cd glbinding
 
 mkdir build
 cd build