Add working dir singleton, as we need to preserve the cwd from being Fup
start of switch to working-dir singleton
switch to a perl global verable
::Midgen::WORKING_DIR
re file
remove some cruff and tidy
switch over to a global var for working-dir
typos, revert deleation and tidy
add comment to ignore syntax warning re global
use our global every where as we have it
camel case the globale vers
camel case the globale vers