Search docs by name not slug

Fixes #151.

assets/javascripts/models/doc.coffee

@@ -4,6 +4,7 @@ class app.models.Doc extends app.Model
   constructor: ->
     super
     @reset @
+    @text = @name.toLowerCase()
 
   reset: (data) ->
     @resetEntries data.entries

assets/javascripts/views/search/search_scope.coffee

@@ -28,7 +28,7 @@ class app.views.SearchScope extends app.View
 
   search: (value) ->
     unless @doc
-      @searcher.find app.docs.all(), 'slug', value
+      @searcher.find app.docs.all(), 'text', value
     return
 
   searchUrl: ->