Bump lowerbound on ChainRulesCore

nickrobinson251 · oxinabox · commit 3097e6609318 · 2019-10-28T17:22:53.000Z
diff --git a/Project.toml b/Project.toml
@@ -10,7 +10,7 @@ Requires = "ae029012-a4dd-5104-9daa-d747884805df"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 
 [compat]
-ChainRulesCore = "0.3, 0.4"
+ChainRulesCore = "0.4"
 FiniteDifferences = "^0.7"
 julia = "^1.0"
 
