More refactoring, getting rid of meson in favor of just powershell scripts

singleheader/meson.build

@@ -1,18 +0,0 @@
-project( 'gencpp_singleheader', 'c', 'cpp', default_options : ['buildtype=debug'] )
-
-includes = include_directories(
-[
-'../project',
-])
-
-sources = [ 'gen.singleheader.cpp' ]
-
-if get_option('buildtype').startswith('debug')
-
-  add_project_arguments('-DBuild_Debug', language : ['c', 'cpp'])
-
-endif
-
-add_project_arguments('-DGEN_TIME', language : ['c', 'cpp'])
-
-executable( 'gencpp_singleheader', sources, include_directories : includes )