0.3.1

Added

• Added --enable-pprof flag which provides pprof http endpoint at /debug/pprof

Changed

• Fixed a critical bug introduced with the refactoring of workers in v0.3.0 where the exporter would hang if there are more project refs to poll than workers available
• Fixed a bug where multiple go routines were accessing a single variable without semaphore
• Renamed maximum_projects_poller_workers into polling_workers
• Enhanced signals handling using a global context with derivatives throughout go routines