Added tutorials for installing Perl Net, Nat Gateway and book reviews for
linux server hacks and programming the perl.
Fixed paragraph break errors , end tag errors , unclosed element errors.
Merge pull request #2 from Alcamech/master

Tutorial & Book Review Changes
Fixing the pairing of tags/spaces

There is room for additional improvement like
-fixing additional spacing
-is <br></br> a valid combination? I'm not sure...

but the pages pass w3's validator and the pages render correctly.
Cleaning up the book reviews page.

Added helpful information on how to write book reviews.
Forgot to remove the 2nd title
Noticed DBL should be DBI

Search/Replaced DBL->DBI
Merge pull request #8 from covertcodeop/master

With help from FIRST Robotics Team 342!