Autogenerate missing docs (#3514)

* Autogenerate missing docs

* Update ansi.md

* Rename question mark command docs

* Delete empty?.md

docs/commands/path-split.md

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+# path split
+Split a path into parts by a separator.
+
+## Usage
+```shell
+> path split ...args {flags} 
+ ```
+
+## Parameters
+* ...args: Optionally operate by column path
+
+## Flags
+* -h, --help: Display this help message
+
+## Examples
+  Split a path into parts
+```shell
+> echo '/home/viking/spam.txt' | path split
+ ```
+
+  Split all paths under the 'name' column
+```shell
+> ls | path split name
+ ```
+