Added backend functions to class
Added form for logging in
Added checks to sessionvariable
No change.  Updated then deleted something.
Added some margins for images
Added some styling for the section and sidebar classes
Added some permissions to display the form
Added some permissions to display the form
Created the session and added some conditionals to display the Sign In, Log Out links based on the session
Deleted some of the conditionals and placed them in the header.
Added the instantiation of the admin class
Destroyed the session and added a header to link back to the index.php file.