switch to UnPack from Parameters

Author: isaacsas

Project.toml

@@ -13,12 +13,12 @@ Latexify = "23fbe1c1-3f47-55db-b15f-69d7ec21a316"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
 MacroTools = "1914dd2f-81c6-5fcd-8719-6d5c9610ff09"
 NaNMath = "77ba4419-2d1f-58cd-9bb1-8ffee604a2e3"
-Parameters = "d96e819e-fc66-5662-9728-84c9c7592b0a"
 SafeTestsets = "1bc83da4-3b8d-516f-aca4-4fe02f6d838f"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 SpecialFunctions = "276daf66-3868-5448-9aa4-cd146d93841b"
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
 TreeViews = "a2a6695c-b41b-5b7d-aed9-dbfdeacea5d7"
+UnPack = "3a884ed6-31ef-47d7-9d2a-63182c4928ed"
 Unitful = "1986cc42-f94f-5a68-af5c-568840ba703d"
 
 [compat]

src/ModelingToolkit.jl

@@ -4,7 +4,7 @@ using DiffEqBase, Distributed
 using StaticArrays, LinearAlgebra, SparseArrays
 using Latexify, Unitful
 using MacroTools
-using Parameters: @unpack
+using Unpack: @unpack
 
 using Base.Threads
 import MacroTools: splitdef, combinedef, postwalk, striplines