QC Revision

1.) Switch 0402 to 0603 footprints
2.) Updated to wide PTC footprint
3.) Added more bstop over lead banks on 32u4 IC for better AOI.
Swapped positions of PTC and C8

Swapped the positions of PTC and C8 to better accommodate and center the
"POWER" silk.
Deleted old v12 panel. Created new v13 Giant Panel
Updating README with collaboration information