Remove smartSpaceBar option from typeahead and search.

The option caused some race conditions on Firefox, and it is
really made moot by the naturalSearch option anyway.

(imported from commit dc7080c905ced9b2f4ad4275d82549acf09a59f7)

static/js/search.js

@@ -485,8 +485,7 @@ exports.initialize = function () {
         updater: narrow_or_search_for_term,
         sorter: function (items) {
             return items;
-        },
-        smartSpaceBar: true
+        }
     });
 
     $("#searchbox_form").keydown(function (e) {

static/third/bootstrap/js/bootstrap.js

@@ -1849,19 +1849,6 @@
       this.$element.val(val)
     }
 
-  , select_and_continue: function () {
-      // We don't call updater() because it potentially has side-effects.
-      // This does mean that smartSpaceBar can't be used in cases where the
-      // item values are transformed by updater().  It's generally imprudent
-      // to do transformations in updater(), so this should be a
-      // non-issue for most users.
-      var val = this.$menu.find('.active').data('typeahead-value')
-      this.$element
-        .val(val + ' ')
-        .change()
-      return this.hide()
-    }
-
   , updater: function (item) {
       return item
     }
@@ -2058,14 +2045,6 @@
           this.select()
           break
 
-        case 32: // space
-          if (this.options.smartSpaceBar) {
-            if (!this.shown) return
-            this.select_and_continue()
-          }
-          this.lookup()
-          break
-
         case 27: // escape
           if (!this.shown) return
           this.hide()