Allows you to optionally use a Local Cluster filesystem adapter for code-cache:// (allows you to keep file system changes in sync with different web servers... things like template/phrase changes as well as add-on development). Could also be used simply to trigger any command after file writes (maybe check changes into a repository automatically).
Allows you to store the files in internal-data://keys/ in XenForo's data registry.
Both functions can be enabled via options (do not need...
