Use UTF-8 in Localizable.strings file.

Signed-off-by: Ivan Sein <ivan@nextcloud.com>

docs/Localization/Generate-localization-file.md

@@ -1,21 +1,7 @@
-# Generate localization file
+# Generate localizable strings file
 
-## Using genstrings tool
+## Use the bash script located in project's root folder
 
 ```
-$ cd NextcloudTalk
-$ genstrings -o en.lproj *.m *.swift ../ShareExtension/*.m ../NotificationServiceExtension/*.m ../ThirdParty/SlackTextViewController/Source/*.m ../ThirdParty/AppRTC/*.m
-```
-
-## Showing .strings file diff
-
-Add this to .gitattributes file in root folder:
-```
-*.strings diff=localizablestrings
-```
-
-Add this to your ~/.gitconfig file:
-```
-[diff "localizablestrings"]
-	textconv = "iconv -f utf-16 -t utf-8"
-```
+$ ./generate-localizable-strings-file.sh
+```

generate-localizable-strings-file.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+
+# generate-localizable-strings-file.sh
+
+echo 'Generating Localizable.strings file...'
+cd NextcloudTalk
+genstrings -o en.lproj *.m *.swift ../ShareExtension/*.m ../NotificationServiceExtension/*.m ../ThirdParty/SlackTextViewController/Source/*.m
+iconv -f UTF-16LE -t UTF-8 en.lproj/Localizable.strings > en.lproj/Localizable-utf8.strings
+mv en.lproj/Localizable-utf8.strings en.lproj/Localizable.strings
+echo 'Localizable.strings file generated!'
+