Release 1.2.0

Changelog:

General

• Added zooming on images (Ctrl + Scroll wheel)
• Added new managers to help organize and clean up the code
• Updated version in about messagebox
• Updated Overlay to be more robust and handle progress bars
• Added new CloudUploader so people who want to can upload their images & labels to the cloud to help train models (fully optional)
• Updated import labels to be threaded and added progress bar / overlay
• Updated AI Detections to have progress bar and overlay

Bug Fixes

• None