i18n: Adding new languages: Part 1 (#1882)

Co-authored-by: Jose Alberto Hernandez <alberto@blue-daemon.local>

docs/i18n.md

@@ -13,7 +13,7 @@ Use the `translate` directive on an HTML element to automatically translate its
 
 You can also use the `translate` pipe if needed:
 ```html
-<button title="{{ 'Add item' | translate }}">+</button>
+<button title="{{'Add item' | translate}}">+</button>
 ```
 
 ### In TypeScript code
@@ -26,28 +26,36 @@ let title;
 translateService.get('My page title').subscribe((res: string) => { title = res; });
 ```
 
+or `TranslateService` dependency and use the asynchronous
+`instant()` method:
+
+```typescript
+const title: string = translateService.instant('My page title');
+```
+
 ## Extracting strings to translate
 
 Once you are ready to translate your app, just run `npm translations:extract`.
-It will create a `template.json` file in the `src/translations` folder.
+It will create a `template.json` file in the `src/assets/translations` folder.
 
 You can then use any text or code editor to generate the `.json` files for each of your supported languages, and put
-them in the `src/translations` folder.
+them in the `src/assets/translations` folder.
 
 Do no forget to edit the files in `src/environment` to add the supported languages of your application.
 
-### Marking strings for extraction
+These are the Language available now:
 
-If strings are not directly passed to `translateService` or put in HTML templates, they may be missing from the
-extraction process.
-
-For these cases, you have to use the dummy `extract()` function:
-```typescript
-import { extract } from './core/i18n.service';
-
-function toBeTranslatedLater() {
-  return extract('A string to be translated');
-}
-```
-
-Strings marked like this will then be properly extracted.
+|  Language  | Code |    File    |
+|:----------:|:----:|:----------:|
+| Czech      |  cs  | cs-CS.json |
+| German     |  de  | de-DE.json |
+| English    |  en  | en-US.json |
+| Spanish    |  es  | es-MX.json |
+| French     |  fr  | fr-FR.json |
+| Italian    |  it  | it-IT.json |
+| Korean     |  ko  | ko-KO.json |
+| Lithuanian |  li  | li-LI.json |
+| Latvian    |  lv  | lv-LV.json |
+| Nepali     |  ne  | ne-NE.json |
+| Portuguese |  pt  | pt-PT.json |
+| Swahili    |  sw  | sw-SW.json |