Improving UI for Expand/Collapse buttons.
Improving UI for Expand/Collapse buttons.

I've set the enable flag for these buttons based on current expansion state, and added a more menacing comment to the Collapse description.

goddardl/cortex,lento/cortex,appleseedhq/cortex,hradec/cortex,hradec/cortex,lento/cortex,appleseedhq/cortex,appleseedhq/cortex,lento/cortex,goddardl/cortex,hradec/cortex,goddardl/cortex