Merge pull request #143 from JuliaDiffEq/compathelper/new_version/2020-03-24-16-04-56-892-4128868312

CompatHelper: add new compat entry for "MCMCChains" at version "3.0"

Author: ChrisRackauckas

Project.toml

@@ -68,6 +68,7 @@ DoubleFloats = "0.9, 1.0"
 ForwardDiff = "0.10"
 IJulia = "1.20"
 Latexify = "0.12, 0.13"
+MCMCChains = "3.0"
 Measurements = "2.1"
 ModelingToolkit = "0.9, 0.10, 1.0"
 NLsolve = "4.2"