Refactored data loading in co2_scenarios controller.
Graphs loading in the Summary page.
Sectors table rendered as partial in Summary page.
Sectors table rendered as partial in Scenario page.
Partial rendering for electrical mixes table in Summary page.
Partial rendering for heat mixes table in Summary page.
Partial rendering for heat mixes table in Scenario page.
Partial rendering for consumption tables in Summary page.
Partial rendering for consumption tables in Scenario page.
Emission factors tables hidden in Summary page.