Merge pull request #123 from JuliaDiffEq/compathelper/new_version/2019-11-27-23-05-55-513-174211566

CompatHelper: bump compat for "StatsPlots" to "0.13"

Author: ChrisRackauckas

Project.toml

@@ -79,7 +79,7 @@ RecursiveArrayTools = "1.0"
 SparseDiffTools = "0.10"
 SparsityDetection = "0.1"
 StaticArrays = "0.10, 0.11, 0.12"
-StatsPlots = "0.12"
+StatsPlots = "0.12, 0.13"
 Sundials = "3.8"
 Unitful = "0.17"
 Weave = "0.9"