Made adjustments to SW SLIDE SMALL

Merge pull request #38 from UBC-Thunderbots/kennyw Kennyw

linking TXU0304PWR symbol with its footprint

added 1.54k resistor

Added JS102011SAQN-SPDT (SW SLIDE SMALL) https://www.digikey.ca/en/products/detail/c-k/JS102011SAQN/1640095

Making changes to TXU0304PWR Adding manufacturer part number Change GND pin to power type Renamed component TXU0304 -> TXU0304PWR

added TXU004 component for UI

added TXU0304 buffer for UI

adding miscellaneous changes from power board

added power board components to v2.0