[ticket/12656] Translate existing CLI commands
* dhruvgoel92/ticket/12656:
[ticket/12656] Fix typo for "purged extension"
[ticket/12656] Fix syntax in language file
[ticket/12656] Fix typo
[ticket/12656] Use utf8 ’ instead of escaping '
[ticket/12656] Use lang keys for all CLI strings
[ticket/12656] Use lang keys for CLI command descriptions