trad: make the widgets and the Welcome Tour translatable

trad: make the widgets and the Welcome Tour translatable

feat(translation): create automatisation for synchronize key in other locals than en

trad: add french translations

fix(trad): remove all useless code

fix(trad): convert tab to space indentation

fix(trad): add line to english trads

app/client/widgets/ChoiceTextBox.ts

@@ -1,3 +1,4 @@
+import {makeT} from 'app/client/lib/localization';
 import {DataRowModel} from 'app/client/models/DataRowModel';
 import {ViewFieldRec} from 'app/client/models/entities/ViewFieldRec';
 import {KoSaveableObservable} from 'app/client/models/modelUtil';
@@ -13,6 +14,8 @@ export type IChoiceOptions = Style
 export type ChoiceOptions = Record<string, IChoiceOptions | undefined>;
 export type ChoiceOptionsByName = Map<string, IChoiceOptions | undefined>;
 
+const t = makeT('ChoiceTextBox');
+
 export function getRenderFillColor(choiceOptions?: IChoiceOptions) {
   return choiceOptions?.fillColor ?? DEFAULT_FILL_COLOR;
 }
@@ -78,7 +81,7 @@ export class ChoiceTextBox extends NTextBox {
       );
     return [
       super.buildConfigDom(),
-      cssLabel('CHOICES'),
+      cssLabel(t('CHOICES')),
       cssRow(
         dom.autoDispose(disabled),
         dom.autoDispose(mixed),