fixed 3d model path for PWR163

merged

blackpowder module components

updated to have heatsink be a pin, since is electrically isolated

3d models

blackpowder module components

Merge pull request #7 from calstar/iris-symbols Added IRIS symbols

Merge branch 'iris-symbols' of https://github.com/calstar/hardware-sch-blocks into iris-symbols

added powerpole model

added powerpole model