Cleaned up the tests for tser more and then removed cereal.

meson.build

@@ -8,11 +8,10 @@ ftxui_screen = dependency('ftxui-screen')
 ftxui_dom = dependency('ftxui-dom')
 ftxui_component = dependency('ftxui-component')
 sfml = dependency('sfml')
-cereal = dependency('cereal')
 
 dependencies = [catch2, fmt,
   ftxui_screen, ftxui_dom, ftxui_component,
-  json, sfml, cereal]
+  json, sfml]
 
 runtests = executable('runtests', [
   'dbc.cpp',