Change the text of the checkbox for the setting to generate comments to a more fitting string
When creating a new script and overwriting the currently loaded items we no longer consider the last selected line to be 'local changes' and therefore use them in the new script.
Add some default items to enumerators used in the MultiSelectForm which are count as 0x00 (0)
Get rid of the NpcFlags1 class as there was already an enum for this