Added new folder title

app/src/main/java/eu/faircode/email/FragmentFolder.java

@@ -118,7 +118,7 @@ public class FragmentFolder extends FragmentBase {
     @Override
     @Nullable
     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
-        setSubtitle(R.string.title_edit_folder);
+        setSubtitle(id < 0 ? R.string.title_new_folder : R.string.title_edit_folder);
         setHasOptionsMenu(true);
 
         view = (ViewGroup) inflater.inflate(R.layout.fragment_folder, container, false);

app/src/main/res/values/strings.xml

@@ -194,6 +194,7 @@
 
     <string name="title_edit_account">Edit account</string>
     <string name="title_edit_identity">Edit identity</string>
+    <string name="title_new_folder">New folder</string>
     <string name="title_edit_folder">Edit folder</string>
     <string name="title_disable_gmail">Disable Gmail app</string>