COMP: Updated CMake driver script to consider the new git repository

Changed from github.com/pieper to github.com/commontk

CMake/ctkDashboardDriverScript.cmake

@@ -95,7 +95,7 @@ if(empty_binary_directory)
 endif()
 
 if(NOT EXISTS "${CTEST_SOURCE_DIRECTORY}")
-  set(CTEST_CHECKOUT_COMMAND "${CTEST_GIT_COMMAND} clone http://github.com/pieper/CTK.git ${CTEST_SOURCE_DIRECTORY}")
+  set(CTEST_CHECKOUT_COMMAND "${CTEST_GIT_COMMAND} clone http://github.com/commontk/CTK.git ${CTEST_SOURCE_DIRECTORY}")
 endif()
 
 set(CTEST_UPDATE_COMMAND "${CTEST_GIT_COMMAND}")