CS in Schools Editor v1.0.2

New features:

• Added missing activity and demo code files for the Intermediate course
• File download and upload now uses the file system API on Chromium-based browsers (works like Save As... rather than always downloading to the downloads folder)
• File downloads are now .txt by default rather than .py, allowing for re-upload to a wider range of LMS platforms as well as avoiding the This file may harm your computer warning

Full Changelog: v1.0.1...v1.0.2