Remove previously loaded scenes (#734)

As mentioned in #724, the current implementation is suboptimal. Let's remove it until we come back with a better design.

Fixes #724

src/locales/en.json

@@ -52,7 +52,6 @@
     "getShareableLink": "Get shareable link",
     "close": "Close",
     "selectLanguage": "Select Language",
-    "previouslyLoadedScenes": "Previously loaded scenes",
     "scrollBackToContent": "Scroll back to content"
   },
   "alerts": {

src/locales/es.json

@@ -52,8 +52,7 @@
     "getShareableLink": "Obtener enlace para compartir",
     "showExportDialog": "Mostrar diálogo para exportar",
     "close": "Cerrar",
-    "selectLanguage": "Seleccionar idioma",
-    "previouslyLoadedScenes": "Escenas previamente cargadas"
+    "selectLanguage": "Seleccionar idioma"
   },
   "alerts": {
     "clearReset": "Esto limpiará todo el lienzo. Estás seguro?",

src/locales/fr.json

@@ -46,7 +46,6 @@
     "save": "Sauvegarder",
     "load": "Ouvrir",
     "getShareableLink": "Obtenir un lien de partage",
-    "previouslyLoadedScenes": "Scènes précédemment chargées",
     "scrollBackToContent": "Revenir au contenu"
   },
   "alerts": {

src/locales/nb-no.json

@@ -52,7 +52,6 @@
     "getShareableLink": "Få delingslenke",
     "close": "Lukk",
     "selectLanguage": "Velg språk",
-    "previouslyLoadedScenes": "Tidligere åpnete scener",
     "scrollBackToContent": "Skroll tilbake til innhold"
   },
   "alerts": {

src/locales/pl.json

@@ -52,7 +52,6 @@
     "getShareableLink": "Udostępnij",
     "close": "Zamknij",
     "selectLanguage": "Wybierz język",
-    "previouslyLoadedScenes": "Ostatnie dokumenty",
     "scrollBackToContent": "Wróć do obszaru roboczego"
   },
   "alerts": {

src/locales/pt.json

@@ -46,7 +46,6 @@
     "save": "Guardar",
     "load": "Carregar",
     "getShareableLink": "Obter um link de partilha",
-    "previouslyLoadedScenes": "Cenas carregadas anteriormente",
     "scrollBackToContent": "Voltar ao conteúdo"
   },
   "alerts": {

src/locales/ru.json

@@ -51,8 +51,7 @@
     "load": "Загрузить",
     "getShareableLink": "Получить доступ по ссылке",
     "close": "Закрыть",
-    "selectLanguage": "Выбрать язык",
-    "previouslyLoadedScenes": "Ранее загруженные сцены"
+    "selectLanguage": "Выбрать язык"
   },
   "alerts": {
     "clearReset": "Это очистит весь холст. Вы уверены?",