Is your feature request related to a problem? Please describe.
one friend have issue with spam

Describe the solution you'd like
how about add a button to "block contact" on incoming calls screen and on received calls screen.

@mcgurrgurr

1. Maybe connecting plots one and two so they pop up together in one window as subplots. In the same window mainly for convenience of review more than anything.

2. Any other final coding steps to ensure robustness and usability. I’m not sure what this means, but basically feeling ok about the code being seen and used that nothing odd will come out of it.