Add non-electricity part of vehicle fleet cost to system cost

This ensures it will be included in overall evaluation, and will be 
important later if we switch ev_share to a decision variable.

Author: mfripp

switch_model/hawaii/ev_advanced.py

@@ -76,8 +76,8 @@ def rule(m):
 
     # add cost components to account for the vehicle miles traveled via EV or ICE
     # (not used because it interferes with calculation of cost per kWh for electricity)
-    # m.Cost_Components_Per_Period.append('ev_extra_annual_cost')
-    # m.Cost_Components_Per_Period.append('ice_annual_fuel_cost')
+    m.Cost_Components_Per_Period.append('ev_extra_annual_cost')
+    m.Cost_Components_Per_Period.append('ice_annual_fuel_cost')
 
     # EV bid data -- total MW used by 100% EV fleet, for each zone, veh type,
     # bid number, timepoint