caches: cache ctx_description on local cache on

rhodecode/lib/vcs/client_http.py

@@ -254,7 +254,7 b' class RemoteRepo(object):'
             'fctx_size', 'stream:fctx_node_data', 'blob_raw_length',
             'node_history',
             'revision', 'tree_items',
-            'ctx_list', 'ctx_branch',
+            'ctx_list', 'ctx_branch', 'ctx_description',
             'bulk_request',
         ]