Patch 9364

Hey y'all, got another patch here!

• Prevent the escape key from closing the menu while a confirmation box is up.
  
• Prevent confusing connections in Reflections molecule interaction.
  
• Ensure multi-atoms expand correctly in Reflections molecule interaction.
  
• Fix for connectors moving strangely if the photo is looked at in Reflections molecule interaction.
  
• Fix for cursor turning into a dot at the end of Gather.
  
• Fix for out-of-memory crashes in Singular on Switch.
  
• Behind-the-scenes work on setting up mid-level checkpoints.
  

Thanks!