Added new subdirectory intro to gnome Added new Introduction chapter to Gnome which mirrors what has been done with kde Moved gnome-intro page into
the subdirectory intro in gnome directory Added gnome-intro page href to newly created introduction page Removed excess white space from the gpm page
Removed excess white space from the rsync page Removed excess white space from the wicd page Removed excess white space from the openssh page
Removed text block regarding other desktops from gnome platform page to add it to newly created intro section
