BUG: In SuperBuild.cmake, pass WITH_COVERAGE variable to CTK project.

SuperBuild.cmake

@@ -323,6 +323,7 @@ ExternalProject_Add(${proj}
   CMAKE_ARGS
     ${ctk_superbuild_boolean_args}
     -DCTK_SUPERBUILD:BOOL=OFF
+    -DWITH_COVERAGE:BOOL=${WITH_COVERAGE}
     -DCTEST_USE_LAUNCHERS:BOOL=${CTEST_USE_LAUNCHERS}
     -DCTK_SUPERBUILD_BINARY_DIR:PATH=${CTK_BINARY_DIR}
     -DCMAKE_INSTALL_PREFIX:PATH=${ep_install_dir}
@@ -331,7 +332,7 @@ ExternalProject_Add(${proj}
     -DCTK_C_FLAGS:STRING=${CTK_C_FLAGS}
     -DQT_QMAKE_EXECUTABLE:FILEPATH=${QT_QMAKE_EXECUTABLE}
     -DCTK_KWSTYLE_EXECUTABLE:FILEPATH=${CTK_KWSTYLE_EXECUTABLE}
-    -DDCMTK_DIR=${DCMTK_DIR} # FindDCMTK expects DCMTK_DIR
+    -DDCMTK_DIR:PATH=${DCMTK_DIR} # FindDCMTK expects DCMTK_DIR
   SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}
   BINARY_DIR ${CMAKE_BINARY_DIR}/CTK-build
   BUILD_COMMAND ""