Add Book Announcement + Profession Section (#21)

* Add descriptors of how long the media are.

* Add a link for the local mp3, change AUDIO tags to MP3, explicitly call things Direct Download.

* Add a banner for my eBook.

* Add a "help wanted?" type message on the bottom of the site.

* Remove doubled nature-based.

* Change some verbiage and reduce the repetitive wording. Do not show the advisory on this page for now.

* Add a TBD section for future creative works.

* Read a global variable for which pages should show the advisory.

* Slight rewording and also adjusting text to ruler.

* Increase anchor size.

* Don't include exclamation in anchor

* Add a section on my experience.

* Fix to ruler.

* Change menu item for home page to Apps.

* Fix typo and shorten verbiage.

* Add note for when Art is added to Media. :D

pages/helpers/body_open.php

@@ -8,5 +8,6 @@
 <?php
 	include "banner.php";
 	include "menu.php";
-	include "advisory.php";
+	if ($GLOBALS["ADVISORY"] !== false)
+		include "advisory.php";
 ?>