Version 0.4.2

• add global sensitivity for MCResult: gsa
• add save_as_heta method
• rename Results to Result
• fix bug to allow params in loss func
• remove fake run inside load_platform
• update show method for many types
• remove sim(m::Model) support
• vars argument in DataFrame method for SimResults
• add_scenarios! method for Vector{Pair{Symbol, Scenario}}
• OrderedDict in Platform
• update plot style
• fix bug with single saveat
• fix bugs in saving callback