Save/load brief columns to/from panels.ini.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>

src/setup.c

@@ -1378,6 +1378,8 @@ panel_load_setup (WPanel * panel, const char *section)
         }
     g_free (buffer);
 
+    panel->brief_cols = mc_config_get_int (mc_panels_config, section, "brief_cols", 2);
+
     /* User formats */
     g_free (panel->user_format);
     panel->user_format =
@@ -1416,6 +1418,8 @@ panel_save_setup (WPanel * panel, const char *section)
             break;
         }
 
+    mc_config_set_int (mc_panels_config, section, "brief_cols", panel->brief_cols);
+
     mc_config_set_string (mc_panels_config, section, "user_format", panel->user_format);
 
     for (i = 0; i < LIST_TYPES; i++)