Autogenerate missing docs (#3514)

* Autogenerate missing docs

* Update ansi.md

* Rename question mark command docs

* Delete empty?.md

docs/commands/range.md

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+# range
+Return only the selected rows.
+
+## Usage
+```shell
+> range <rows> {flags} 
+ ```
+
+## Parameters
+* `<rows>` range of rows to return: Eg) 4..7 (=> from 4 to 7)
+
+## Flags
+* -h, --help: Display this help message
+
+## Examples
+  Return rows 1 through 3
+```shell
+> echo [1 2 3 4 5] | range 1..3
+ ```
+
+  Return the third row from the end, through to the end
+```shell
+> echo [1 2 3 4 5] | range (-3..)
+ ```
+