Changes
- Allow long filenames when using MarlinBFT method (addresses #315)
- Explicitly configure blueprint CSRF protection (addresses #327)
- Add esptool.py flash method for ESP32 boards (implements #329)
- Fix a bug where hexadecimal values where stored as integers on settings save
- Fix compatibility with OctoPrint 1.9.0rc2 (#323, #341, #342)