added JLCJLCJLCJLC to top silk

The RPI can now control the backlight by overwriting the Backlight enable
switch.

The Testpoints allow measurement of VLED and VDD_DISPLAY

- checked and fixed most ERC errors
- checked and fixed applicable DRC errors
- added 3d models for raspberry pi (4B / Zero)
- added L1 to check raspberry pi clearance
- added more clearance between rgb lcd lines in an effort to improve cross talk
- added solder jumpers for scan line directions
- make all vias 0.6mm/0.3mm instead of 0.8mm/0.3mm
- make all vias buried vias (for looks and silk printability)

Done DRC. Rest are overlapping errors that are acceptable

finished routing
did silk screen placing

Done placing

added regulators

- drew a schematic symbol for the AS1100
- began rpi header pinout