Updated Linux discussion sub-board description (now Unix).

Clarified a few things.

Fixed formatting and stuff (removed tabs).

Removed Whitespace and reformatted the TOC bookmarks
Formatted section headers and titles

Removed Whitespace and reformatted the TOC bookmarks

Changed Bookmarks and removed spaces to ease the referencing of sections
Removed UnderLines
Fixed a couple formatting problems

Changed Bookmarks and removed spaces to ease the referencing of sections
Added Header and Footer (_border)
Removed UnderLines

Changed the Bookmark for the 32bit Program List to more appropriate name to match teh new section title

Updated link for 32bit Program list to point to the new bookmark name in external_programs.html
Restructured the Appendix TOC after the removal of Appendix D and updated links to the proper bookmarks

The other tabs and dialogs should be added too. :-(

Removed DOVE-Net configuration information (pre-configured in v3 and available elsewhere).

(really should be moved to AFTER the sections explaining how to add file areas and import file descriptions).

Removed Appended D (all the contact information was outdated).

Removed NN: prompts (not hardcoded).
Other cosmetic fixes.