Transition to Modern CMake (Remaining CMakeList.txt files)

Gtest and GtestMain Target created which depend on GTEST target

Remaining files which haven't been changed in modern cmake.
 MQ/monitor : Transition in Modern CMake
 core/data/test: Transition to Modern CMake
 reco/qa: Transition to Modern CMake
 tutorial/TaskToAlgo: Transition to modern CMake

external/InstallGtest.cmake

@@ -20,6 +20,10 @@ If(ProjectUpdated)
   Message("GTEST source directory was changed so build directory was deleted")
 EndIf()
 
+if(NOT EXISTS ${CMAKE_BINARY_DIR}/include)
+  file(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}/include)
+endif()
+
 ExternalProject_Add(GTEST
   SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/external/googletest
   BUILD_IN_SOURCE 0