Merge pull request #15 from livingstore/FSM-dev

Some bugs fixed
Merge pull request #16 from livingstore/FSM-dev

Added IC 7412
Merge pull request #17 from livingstore/FSM-dev

changed sys.exit to raise Exception in ic
Added IC7442 and IC7443
Changed README
Merge pull request #20 from Lordie12/FSM-dev

Fsm dev
Added ICs 7444, 7451, 7454, 7455, 7458 and demultiplexers
Merge pull request #21 from Lordie12/FSM-dev

Added ICs 7444, 7451, 7454, 7455, 7458 and demultiplexers
Modernized Clock with connectors, modified connector and Updated README
Updated README
TYPO
Merge pull request #22 from mrsud/FSM-dev

Modernized Clock with connectors, modified connector and Updated README
TYPO
Merge pull request #23 from mrsud/FSM-dev

TYPO
merged with upstream