Install zsh shell and configure

Install form repos:
	yum isntall zsh -y

Change profe account's default shell:
(this can be done either by editing /etc/passwd or via logged in as root then 'su profe; chsh /bin/zsh')

	(as root)
	su profe
	chsh /bin/zsh
	su -

Verify shell change occured

	(as root)
	su profe
	echo $1
	Should return "zsh"

Extra: Modify zsh shell prompt to match bash prompt

	nano /home/profe/.zshrc
	Write:
		#!/bin/zsh
		PS1="[%n@%M %t %d #%h] "