To do

Automate creation of left/right side ports for connectors
Distinguish between loose wire bundles and cables (with wire numbers, optional shield)
Add connector parameters
- Connector type
- Connector subtype (male/female/other)
- Explicitly list pin count?
Add cable parameters
- Cable type
- Number of wires
- Cross-section / AWG Number
- Length
- Shield
Add support for cable splicing (as connector type)
Display picture of connector underneath (including pin 1 location)