updated todo list

Merge pull request atlas-engineer#52 from nEXT-Browser/gtk

Experimental GTK Support

version 0.06 of nEXT completed

history should not add to typed-history

Merge pull request atlas-engineer#11 from nEXT-Browser/cocoa-backend

Cocoa backend

Added table of contents to manual

version 0.02 complete, tree history and navigation implemented

Merge branch 'minibuffer-completion'