Revert "Provide a default conf_dir to look in for cloud.deploy.d"

This reverts commit 8f043ec8414df0563205ca23402e33489842732d.
Make `show_instance` global before name spacing it.
Handle the deprecated libcloud attributes.
Fix the order in which the configuration is updated.
Merge pull request #8652 from s0undt3ch/hotfix/deploy_scripts_search_path-fixes-only

Hotfix/deploy scripts search path fixes only