* Create 121-the-zcat-command.md

Added zcat Command

* Update 121-the-zcat-command.md

added syntax

* Update 121-the-zcat-command.md

* Rename 121-the-zcat-command.md to 122-the-zcat-command.md

* Create 123-the-quota-command.md

added quota command

* Rename 123-the-quota-command.md to 124-the-quota-command.md

Co-authored-by: Bobby Iliev <bobby@bobbyiliev.com>