Rename Board Menu to Board Settings.

Thanks to xet7 !

i18n/en.i18n.json

@@ -112,7 +112,7 @@
     "boardChangeTitlePopup-title": "Rename Board",
     "boardChangeVisibilityPopup-title": "Change Visibility",
     "boardChangeWatchPopup-title": "Change Watch",
-    "boardMenuPopup-title": "Board Menu",
+    "boardMenuPopup-title": "Board Settings",
     "boards": "Boards",
     "board-view": "Board View",
     "board-view-cal": "Calendar",