added commands for adding users with specified uid and to set password
added sudo to previously added commands to show that thye must be run as root
Add more context and explanation for Lab 2

Added an introduction and explanation of what's
going on in this lab, more information on
databases and SQL (plus obligatory xkcd link).
Merge pull request #10 from dharwood/lab2-context

Add more context and explanation for Lab 2
added more commands
added sudo to some commands that need to run as root, added root user to have a password set as well
Update wording and add notes for lab 2
Add some additional configuration exercises
Added commands for nfs package setup
change list header type for the 3 users to add
add clarifications to some instructions
Fixed typo in deleting character in database.
Merge pull request #12 from xoraxiom/master

Fixed typo in deleting character in database.
Fix typos in Lab 2
Fixed typos and clairifed syntax.
Merge pull request #13 from xoraxiom/master

Fixed typos and clairifed syntax.
Fix csv after removing extra column and increase varchar size
Fixed table name.
Clarify backups
fixed user in backup command.