Still very early draft with tons of issues still to address, and no styling at all.
Disabled CSS preprocessor, due to limitations in Python SCSS processor.
Updated date Copyright notice.
Now tag counting reflects whether archived cards are shown or not.
Also available the option to select all untagged cards, with matching counter.
Card deletion is now broken, while I found a way to handle the confirmation dialog (see DialogBox component)
Switched from less to scss. Still no build script to update the final CSS, though.
Added preliminary support for storing account data on browser's local storage for offline viewing. No public backend currently support this feature.
