Add up/down/left/right emacs bindings

src/atom/editor.coffee

@@ -41,6 +41,8 @@ class Editor extends View
   initialize: ({buffer}) ->
     requireStylesheet 'editor.css'
     requireStylesheet 'theme/twilight.css'
+    require 'keybindings/emacs'
+
     @id = Editor.idCounter++
     @editSessionsByBufferId = {}
     @bindKeys()

src/atom/keybindings/emacs.coffee

@@ -0,0 +1,5 @@
+window.keymap.bindKeys '.editor',
+  'ctrl-f': 'move-right'
+  'ctrl-b': 'move-left'
+  'ctrl-p': 'move-up'
+  'ctrl-n': 'move-down'