[Travis] Debug cmake install

.travis.yml

@@ -11,12 +11,15 @@ env: DISPLAY=:9 LD_LIBRARY_PATH=/tmp/CTK-Superbuild-Release-experimental/CMakeEx
 
 before_install:
   - sudo apt-get update -qq
-  - sudo apt-get install -y chrpath libqt4-dev qt4-dev-tools python-dev libvtk5-dev
+  - sudo apt-get install -y chrpath libqt4-dev qt4-dev-tools libvtk5-dev
   - sudo apt-get install -y xpra xserver-xorg-video-dummy
 
 before_script:
   - wget -P /tmp http://www.cmake.org/files/v2.8/cmake-2.8.9-Linux-i386.tar.gz
-  - tar xz -C /tmp -f /tmp/cmake-2.8.9-Linux-i386.tar.gz 
+  - tar xz -C /tmp -f /tmp/cmake-2.8.9-Linux-i386.tar.gz
+  - ls -l /tmp
+  - ls -l /tmp/cmake-2.8.9-Linux-i386
+  - ls -l /tmp/cmake-2.8.9-Linux-i386/bin 
   - xpra --xvfb="Xorg +extension GLX -config `pwd`/Applications/Testing/dummy.xorg.conf -logfile ${HOME}/.xpra/xorg.log"  start :9
 
 script: /tmp/cmake-2.8.9-Linux-i386/bin/ctest -V -S ./CMake/ctkTravisDashboardScript.cmake