Fixed LED1 refdes (had duplicate D7's)

Finished wiring schematic, all components are in and wired up

Added 2nd sheet for power related stuff, including status LED, bias voltage divider, opamp power pins

added gitignore file because the backups were getting annoying

Added REFDES explainer and netlist based on REFDES assignments in doc.

Added drawing sheet template locally.

Just barely started schematic capture, just a resistor and a cap

Added revision notes page.

Schematic drawing sheet setup, lib and docs directory config

README update