[gnome-characters] characterList: Revert to the behavior feeding new search results

[Daiki Ueno <dueno src gnome org>]

commit 17790097b656da7cf83bc46c52803c743f973559
Author: Daiki Ueno <dueno src gnome org>
Date:   Thu Aug 24 16:45:02 2017 +0200

    characterList: Revert to the behavior feeding new search results
    
    The search results were trunctated since commit
    e0e14db7b4b6406f28a334ecb51d9d8e5a92f43a.

 src/characterList.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/characterList.js b/src/characterList.js
index 82ba53c..a897131 100644
--- a/src/characterList.js
+++ b/src/characterList.js
@@ -585,7 +585,7 @@ var CharacterListView = new Lang.Class({
 
     _addSearchResult: function(result) {
         let characters = Util.searchResultToArray(result);
-        this.setCharacters(characters);
+        this.setCharacters(this._characters.concat(characters));
     },
 
     _searchWithContext: function(context, count) {