1. Added autosave feature on interval 2. Blocked autosave feature when loaded autosaved files 3. Added dialog to let users know that autosave is off when 2. happens.
1. Added autosave feature on interval
2. Blocked autosave feature when loaded autosaved files
3. Added dialog to let users know that autosave is off when 2. happens.

rwaldron/butter,rwaldron/butter,rwaldron/butter