more checkboxes/features to both modules

- Restructured data interpretation
- Added a legend
- Added core display features to secondary structure diagram
- Out of Range: Mark folds that have a conditional distance greater than
a certain value
- Structural coloring: Color folds according to primary
initiation/elongation etc.
- Comparative coloring: Color folds by correct/incorrect/missed
- Show comp. folds only: Only render comparatively correct folds