config.yaml: Include switch for thermal energy storage 'tes' again

.gitignore

@@ -26,6 +26,7 @@ gurobi.log
 /data/switzerland*
 /data/.nfs*
 /data/Industrial_Database.csv
+/data/retro/tabula-calculator-calcsetbuilding.csv
 
 *.org
 

config.default.yaml

@@ -132,6 +132,7 @@ sector:
     'annualise_cost': True  # annualise the investment costs
     'tax_weighting': False   # weight costs depending on taxes in countries
     'construction_index': True   # weight costs depending on labour/material costs per ct
+  'tes' : True
   'tes_tau' : 3.
   'boilers' : True
   'oil_boilers': False