Merge branch 'ar/decorate-color'

* ar/decorate-color:
  Add test for correct coloring of git log --decoration
  Allow customizable commit decorations colors
  log --decorate: Colorize commit decorations
  log-tree.c: Use struct name_decoration's type for classifying decoration
  commit.h: add 'type' to struct name_decoration

builtin/log.c

@@ -296,6 +296,9 @@ static int git_log_config(const char *var, const char *value, void *cb)
 		default_show_root = git_config_bool(var, value);
 		return 0;
 	}
+	if (!prefixcmp(var, "color.decorate."))
+		return parse_decorate_color_config(var, 15, value);
+
 	return git_diff_ui_config(var, value, cb);
 }