Add more information to diagnostics script

[hjohns12]

• [x] Add section that mirrors "Recent Facility Increases" but is "Recent State Increases" with plots by state (state prisons only)
• [ ] Annotate all plots with percentage increase over the past two weeks, either facility-level or state-wide depending on the section

[hjohns12]

I decided the annotation is more trouble than it's worth -- ref spreadsheet for helpful numbers