Pkg.update()
Pkg.add("ControlSystems")
Pkg.add("Plots")
Pkg.add("Immerse")
Pkg.clone("https://github.com/jverzani/GtkInteract.jl")

# need the latest version of
Pkg.checkout("GtkInteract")
Pkg.checkout("Plots") 		#Needed to  properly display log scales
Pkg.checkout("ControlSystems") 	# Might be needed for current functionality
Pkg.checkout("Reactive") 	# Needed for GtkInteract
Pkg.checkout("Interact") 	# Needed for GtkInteract