Connector Molex THT: Pad 1 rounded rectangle + fixes
- Pad 1 is now a rounded rectangle instead of rectangle
- Molex nano fit now uses a chamfered pad for <= 3 pins per row to inctrease clearance to the NPTH
- Some minor fixes to silk screens (fixes to mirror operator took affect after reexporting)
Script: https://github.com/pointhi/kicad-footprint-generator/pull/161