Rename our allwpilib (which is now 2020) to not have 2019 in the name

Change-Id: I3c07f85ed32ab8b97db765a9b43f2a6ce7da964a
diff --git a/simulation/halsim_gui/CMakeLists.txt b/simulation/halsim_gui/CMakeLists.txt
new file mode 100644
index 0000000..91af53c
--- /dev/null
+++ b/simulation/halsim_gui/CMakeLists.txt
@@ -0,0 +1,16 @@
+project(halsim_gui)
+
+include(CompileWarnings)
+
+file(GLOB halsim_gui_src src/main/native/cpp/*.cpp)
+
+add_library(halsim_gui MODULE ${halsim_gui_src})
+wpilib_target_warnings(halsim_gui)
+set_target_properties(halsim_gui PROPERTIES DEBUG_POSTFIX "d")
+target_link_libraries(halsim_gui PUBLIC hal PRIVATE imgui)
+
+target_include_directories(halsim_gui PRIVATE src/main/native/include)
+
+set_property(TARGET halsim_gui PROPERTY FOLDER "libraries")
+
+install(TARGETS halsim_gui EXPORT halsim_gui DESTINATION "${main_lib_dest}")