Improving the "Resolved" pages: UNDO, action taken, etc.

- Instead of a generic "Resolved" message, display exactly what action was taken
- When an entry is resolved, keep comparison table remains visible but faded out, to see the original differences that led to that decision 
- UNDO RESOLUTION button to the resolved state, allows to "un-resolve" an entry, bringing back the action buttons if the user wants to change their decision