Update 3.0.9 - Export to .txt + fixes

Update 3.0.9

Fixes:

- fixed node deletion when pressing delete in 'edit title' view

- fixed comments not resizing correctly

- fixed SET ADD SUBSTRACT values in Set Local Variable node

- fixed local variable toggle

- fixed error sometimes showing when pressing help

New feature - export dialogues to a text file:

You can now export dialogue texts (and optionally choice texts) to a separate .txt file.

You can find this option under File... > Export Message Texts.