make sure CentOS installs wget before installing anything

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
remove undefined arg in pkg_managers

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Merge pull request #123 from alfredodeza/6482

Ensure `wget` is installed for CentOS
remove double wget

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
fix unneeded double quotes for key imports in apt

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Merge pull request #124 from alfredodeza/6708

Fix gpg key imports
use the key formatting when adding the key to apt too

Signed-off-by: Alfredo Deza <alfredo.deza@inktank.com>
Merge pull request #125 from alfredodeza/6708-2

use the key formatting when adding the key to apt too
Fix issue #6701. Use shutil.move instead of os.rename.
Merge pull request #126 from markir9/master

Fix issue #6701. Use shutil.move instead of os.rename.