add the /etc/PKGNAME.conf.d dir to the installers
Merge pull request #78 from virgo-agent-toolkit/add_confd_path_to_installers

fix: add confd path to installers
move submodule update call into base and make it optional
Merge pull request #79 from virgo-agent-toolkit/feat/add_submodule_opt

move submodule update call into base and make it optional
fix(upgrades): Fixes for upgrades