message: Trying to build static libs on windows
diff: -cmake_minimum_required (VERSION 3.2)
  +cmake_minimum_required (VERSION 3.4)
  project (Dataframe VERSION 1.0.0 LANGUAGES CXX)
  set(CMAKE_EXPORT_COMPILE_COMMANDS ON) # Produce compile_commands.json
  set(CMAKE_CXX_STANDARD 14)
  set(CMAKE_CXX_STANDARD_REQUIRED ON)
  +# set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON) # Export all symbols to make the correct DLLs
  if(UNIX)
  add_subdirectory(DMScu) # Build DMscu module first
  @@ -24,7 +25,12 @@ set(SOURCE src/BaseContainer.cc)
  # Build the Dataframe library
  add_definitions(-D DMS_INCLUDE_SOURCE) # Need this for some of the .tcc files to be compiled
  +if (UNIX)
  add_library(Dataframe SHARED ${SOURCE})
  +endif(UNIX)
  +if (MSVC)
  + add_library(Dataframe STATIC ${SOURCE})
  +endif(MSVC)
  add_library(Dataframe::Dataframe ALIAS Dataframe)
  if (UNIX)
  target_link_libraries(Dataframe DMScu) # Link DMscu to Dataframe
  