Use class instead of id for autocomplete

src/app/autocomplete.coffee

@@ -8,7 +8,7 @@ fuzzyFilter = require 'fuzzy-filter'
 module.exports =
 class Autocomplete extends View
   @content: ->
-    @div id: 'autocomplete', =>
+    @div class: 'autocomplete', =>
       @ol outlet: 'matchesList'
       @subview 'miniEditor', new Editor(mini: true)
 

src/app/keymaps/autocomplete.coffee

@@ -1,6 +1,6 @@
 window.keymap.bindKeys '.editor',
   'escape': 'autocomplete:attach'
 
-window.keymap.bindKeys '#autocomplete .editor',
+window.keymap.bindKeys '.autocomplete .editor',
   'enter': 'autocomplete:confirm'
   'escape': 'autocomplete:cancel'