Add missing CMake file for minuit2 tests

math/minuit2/test/CMakeLists.txt

+project(minuit2-tests)
+find_package(ROOT REQUIRED)
+
+include(${ROOT_USE_FILE})
+include_directories(${ROOT_INCLUDE_DIRS})
+
+set(TestSource
+      testMinimizer.cxx 
+)
+
+set(TestSourceMnTutorial
+    MnTutorial/Quad1FMain.cxx
+    MnTutorial/Quad4FMain.cxx
+    MnTutorial/Quad8FMain.cxx
+    MnTutorial/Quad12FMain.cxx
+)
+
+set(TestSourceMnSim 
+    MnSim/DemoGaussSim.cxx
+    MnSim/DemoFumili.cxx
+    MnSim/PaulTest.cxx
+    MnSim/PaulTest2.cxx
+    MnSim/PaulTest3.cxx
+    MnSim/PaulTest4.cxx
+    MnSim/ReneTest.cxx
+    MnSim/ParallelTest.cxx
+    MnSim/demoMinimizer.cxx
+)
+
+
+
+
+#---For the simple Minuit2 tests build and defined them---------------
+foreach(file ${TestSourceMnTutorial})
+  get_filename_component(testname ${file} NAME_WE)
+  ROOT_EXECUTABLE(${testname} ${file} LIBRARIES Minuit2)
+  ROOT_ADD_TEST(minuit2-${testname} COMMAND ${testname})
+endforeach()
+
+
+ROOT_LINKER_LIBRARY(Minuit2TestMnSim MnSim/GaussDataGen.cxx MnSim/GaussFcn.cxx MnSim/GaussFcn2.cxx LIBRARIES Minuit2)
+
+#input text files 
+configure_file(MnSim/paul.txt paul.txt @COPY_ONLY) 
+configure_file(MnSim/paul2.txt paul2.txt @COPY_ONLY) 
+configure_file(MnSim/paul3.txt paul3.txt @COPY_ONLY) 
+configure_file(MnSim/paul4.txt paul4.txt @COPY_ONLY) 
+
+foreach(file ${TestSourceMnSim})
+  get_filename_component(testname ${file} NAME_WE)
+  ROOT_EXECUTABLE(${testname} ${file} LIBRARIES Minuit2 Minuit2TestMnSim)
+  ROOT_ADD_TEST(minuit2-${testname} COMMAND ${testname}) 
+endforeach()
+
+#for the global tests using ROOT libs (Minuit2 should be taken via the PluginManager)
+
+set(RootLibraries Core RIO Net Hist Graf Graf3d Gpad Tree
+              Rint Postscript Matrix Physics MathCore Thread)
+
+foreach(file ${TestSource})
+  get_filename_component(testname ${file} NAME_WE)
+  ROOT_EXECUTABLE(${testname} ${file} LIBRARIES ${RootLibraries} )
+  ROOT_ADD_TEST(minuit2-${testname} COMMAND ${testname}) 
+endforeach()
+
+