Windows tweaks

CMakeLists.txt

 option( MSVC_EXTENDED_ALIGNMENT "Turn on MSVC compiler definition _ENABLE_EXTENDED_ALIGNED_STORAGE " OFF  )
 if (MSVC_EXTENDED_ALIGNMENT)
     add_definitions(-D_ENABLE_EXTENDED_ALIGNED_STORAGE)
+    SET(CMAKE_EXE_LINKER_FLAGS  "${CMAKE_EXE_LINKER_FLAGS} /LTCG")
+    #add_definitions(-DCMAKE_WINDOWS_EXPORT_ALL_SYMBOLS=TRUE)
+    #set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS TRUE)
+    #include(GenerateExportHeader)
 endif()
 
 ####################

Modules/LemmaCore/CMakeLists.txt

 add_subdirectory("src")
-add_library( lemmacore ${SOURCE} )  
+add_library( lemmacore ${SOURCE} ) 
 target_include_directories( lemmacore PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/include" )
 
 set_target_properties(lemmacore PROPERTIES 
     CXX_STANDARD 14
     CXX_STANDARD_REQUIRED ON
 )
+
+#generate_export_header(lemmacore)
+
 #add_dependencies(lemmacore YAML_CPP)
 
 #if (LEMMA_TINYXML_SUPPORT)