LiFePO4 14500 power: rename 'lcscpn' properties to 'LCSC' to work with bom2grouped_csv_jlcpcb script

LiFePO4 14500 power: Update R3 and R4 to give a correct MPPSET voltage from a 6V solar cell

LiFePO4 14500 power: convert local labels to global

LiFePO4 14500: fix symbol and footprint paths

Add README.md file with some links

Update gitignore file with more patterns

Reorganise everything under $HOME/kicad

Update gitignore

More tweaks, replace D2 with correct symbol, add LCSC part numbers

A lot more tweaking of LiFePO4 14500 power, including moving C5 to the back of the board to be closer to U1