Merge pull request #1 from debugger22/salil93-bus

WIP: Some additions to Bus
Added config directory to store configurations and constants specific to BinPy
Added LOGIC_THRESHOLD_VOLT
Major changes and enhancements
Added test for connectors
Add index support for Bus class
Added Connector Names - fixes #211
Added connector index; Modified str method of connector to include name and index
Minor fix to decorator
PEP8
Merge pull request #2 from debugger22/salil93-bus

Fix typos
Merge branch 'rvraghav93-bus' into bus
Updating
Remove Qt installation in builds