Changed shapes and made shape size a setting.
Gave popup the feeling color.
Changed colors and shapes.
Changed menu according to peskies'.
First draft of playground palette.
Made tree load progressively (greatly increasing loading time).
Some stylistic changes.
Fixed colors.json.

Some subcategories weren't properly separated.
Dynamically creating menu category buttons.
Activated category squares, deactivated progressive loading.

Must load correct nodes when using category squares and also
for initial node checking.
Made categories clickable as well.
Renamed menu to filterbox, added real menu.
Added menu according to latest specs.
Modified mood box according to latest instructions (incomplete).

Missing:
- Shape
- Date format
- Closing