Merge branch 'rcorre-buffer_idx_completion'

CHANGELOG.asciidoc

@@ -60,6 +60,7 @@ Changed
   configured with the new `new-instance-open-target.window` setting.
 - Word hints now are more clever about getting the element text from some elements.
 - Completions for `:help` and `:bind` now also show hidden commands
+- The `:buffer` completion now also filters using the first column (id).
 
 Removed
 ~~~~~~~

qutebrowser/completion/models/miscmodels.py

@@ -148,7 +148,8 @@ class TabCompletionModel(base.BaseCompletionModel):
     def __init__(self, parent=None):
         super().__init__(parent)
 
-        self.columns_to_filter = [self.URL_COLUMN, self.TEXT_COLUMN]
+        self.columns_to_filter = [self.IDX_COLUMN, self.URL_COLUMN,
+                                  self.TEXT_COLUMN]
 
         for win_id in objreg.window_registry:
             tabbed_browser = objreg.get('tabbed-browser', scope='window',