Create firebase tables with static data (bus model information, charger information, advanced input)

[Ashwin-T]

In addition to the chargers we currently have, add 30 and 50 kW chargers which are both level 3 chargers.

[eaberger2]

      "All American RE Electric": {
	"priceLow": NULL,
	"priceHigh": NULL,
	"company": "Blue Bird",
	"maxPassengerCapacity": 84,
	"gvwr": 36000,
        "maxChargeCapacity": 155,
        "maxRange": 120,
	"bidirectional": Y,
	"chargingport": "CCS1 (AC, DC)",
	"chargingType": "2,3"
      }

    const buses = {
      "N/A": {
        "maxChargeCapacity": '',
        "maxRange": ''
      },
      "All American RE Electric": {
	"priceLow": NULL,
	"priceHigh": NULL,
	"company": "Blue Bird",
	"maxPassengerCapacity": 84,
	"gvwr": 36000,
        "maxChargeCapacity": 155,
        "maxRange": 120,
	"bidirectional": Y,
	"chargingport": "CCS1 (AC, DC)",
	"chargingType": "2,3"
      },
      "Vision Electric": {
        "maxChargeCapacity": 155,
        "maxRange": 120
      },
      "Electric CE Series 1": {
        "maxChargeCapacity": 210,
        "maxRange": 135
      },
      "Electric CE Series 2": {
        "maxChargeCapacity": 315,
        "maxRange": 200
      },
      "LionC": {
        "maxChargeCapacity": 168,
        "maxRange": 155
      },
      "Saf-Tliner C2 Jouley": {
        "maxChargeCapacity": 226,
        "maxRange": 138
      }
    }

prices = {
  Summer On Peak $/kWh,
  Summer Off Peak $/kWh,
  Summer on Peak $/kW,
  Winter On Peak $/kWh,
  Winter Off Peak $/kWh,
  Winter On Peak $/kW,
  Dist. $/kW
}