[fix][wip] Add reinstall_init function

Create a function that, if the setup log exists, puts the system into a state where
the installer can run again without issue.

This is WIP, there are most likely still issues.

setup/so-setup

@@ -57,6 +57,10 @@ done
 # Begin Installation pre-processing
 parse_install_username
 
+if [[ -f $setup_log ]]; then
+	reinstall_init
+fi
+
 title "Initializing Setup"
 info "Installing as the $INSTALLUSERNAME user"