Fix EZP-21797: recursive sudo usage.
Merge pull request #1083 from joaoinacio/EZP-21797_recursive_sudo

Fix EZP-21797: Support recursive sudo usage
Fix EZP-23332: Avoid warning in LegacyEngine Templating (take 2)
Fix EZP-23676: Configuration Converter generates invalid URI matching configuration

Closes #1097
Merge pull request #1098 from crevillo/EZP-23332.2

Fix EZP-23332: Avoid warning in LegacyEngine Templating (take 2)
Fix EZP-23487: file may have already been removed