Merge pull request #58 from contolini/dev

ARM API update and comparison section improvement
swap out 30 year costs for sentence when adjustable rate selected
update comparison term length for arms
Diff highest and lowest rates
Reset comparison values when ARM is deselected
final post clearance content changes
more rate checker content edits
Merge pull request #60 from stephanieosan/dev

Post-clearance content!
Remove serifs
Reduce tracking in comparison sub-headers
Add more space under paragraph under Next Steps
Improve copy padding