Added first working instance of controller/keyboard re-mapper (#1702)

* Added First working instance of controller/keyboard re-mapper

* Fixed clang formatting issues

* Updated newpad.cpp to inverse analog y-axis to make json labelling consistent

* Added mouse sensitivity options for X and Y axis in json, removed scroll mouse support, and other changes requested in feedback

* Added option to have ImGui debug menu appear on start up and remove hard coded set_imgui_visible calls

* Added newpad unit tests and updated function names to better describe intended functionalities

* Fixed formatting issue in newpad unit test

* Removed rumble unit test new pad

* Fixed codacy static analysis issues

* Fixed Linux build issues

* Implemented github feedback

* Implemented updated github feedback

* Fixed formatting errors

* Updated Pad::CheckPadIdx

* Implemented changes based on latest github feedback

* Implemented changes based on github feedback

Co-authored-by: animalstyletaco <animalstyletaco95@gmail.com>

game/graphics/display.cpp

@@ -92,7 +92,6 @@ int InitMainDisplay(int width,
     lg::error("Failed to make main display.");
     return 1;
   }
-  display->set_imgui_visible(true);
   set_main_display(display);
   return 0;
 }