remove unused method
Add process tracer and specs
Revise comments
Remove extra line
Revise spec method naming
Merge pull request #1 from AimeeRose/feature/process_tracer

Add process tracer and specs
Move ProcessTracer
Rename files
Fix require statement
Merge pull request #2 from AimeeRose/feature/move_process_tracer_file

Feature/move process tracer file