[travis] Install a recent CMake version.

.travis.yml

@@ -7,7 +7,9 @@ branches:
     - travis-ci
 
 before_install:
+  - sudo add-apt-repository ppa:kalakris/cmake -y
   - sudo apt-get update -qq
-  - sudo apt-get install -y libqt4-dev libdcmtk2-dev libinsighttoolkit3-dev libgdcm2-dev
+  - sudo apt-get install -y cmake
+  - sudo apt-get install -y libqt4-dev libqt4-sql-sqlite libdcmtk2-dev libinsighttoolkit3-dev libgdcm2-dev
 
 script: ctest -VV -S ./CMake/ctkTravisDashboardScript.cmake