Change authority for custom

And some other stuff

src/custom/res/values/setup.xml

@@ -6,9 +6,9 @@
     <!-- App name  and other strings-->
     <string name="app_name">Nextcloud</string>
     <string name="account_type">nextcloud</string>	<!-- better if was a domain name; but changing it now would require migrate accounts when the app is updated -->
-    <string name="authority">org.nextcloud</string>	<!-- better if was the app package with ".provider" appended ; it identifies the provider -->
-    <string name="document_provider_authority">org.nextcloud.documents</string>
-    <string name="file_provider_authority">org.nextcloud.files</string>
+    <string name="authority">com.custom.client.provider</string>	<!-- better if was the app package with ".provider" appended ; it identifies the provider -->
+    <string name="document_provider_authority">com.custom.documents</string>
+    <string name="file_provider_authority">com.custom.files</string>
     <string name ="db_file">nextcloud.db</string>
     <string name ="db_name">nextcloud</string>
     <string name ="data_folder">nextcloud</string>