Added an Authentication Module

The new file resources/php/authentication.php will be housing
authentication code within the authentication namespace.
Cleanup

Removed some dead links in the header and added some base Bootstrap
scaffolding.
Merge branch 'master' into login
Function Name/Return Value Changed

Changed print_authenticatot to html_authenticator, which now returns an
html authenticator (currently a form).
? Ignoring future changes in config.php ?
Early Work on Authentication Module
Redirecting Page Everytime in Request Handler
Updated README
Removed Links to {config,controller}.php in resources/
Another Removal of Stupid Link
Yeah, deleting links
Fixing Another Netbeans Stupid Overwrite
Fixing Netbeans
Added new Database Method

add_authorized_user()
Add an authorized user to the 'users' table.
Added todo Note on Database Method
Spelling Corrections in Database and Authorship
Updated README
Remove Site Specific Content
Merge branch 'master' into db
Default Page Including on index.php

Added the property default_page to the Nav object, and in controller the
get_page_from_uri function will include the default_page if set in the
nav_config.

getter for private default_page property of Nav.

Calling the get_page_from_uri function from the controller on index
page.