Fixed syntax error. black *.py

Expanded test suite #36

Dollar sign shown in table instead of percent sign - fixed (#41)

Expanded test suite #36

Fixed workaround #33 #38

Fixed RuntimeWarning #38

Modified travis.yml to fix missing code coverage

Removed package versions from requirements.txt

Initial testing suite

Update requirements.txt

black styling

Table Column Configuration (#34)

Performance Improvements and Gains tracking (#32)

Performance improvements (#30)

black formatting and exception