Adding test dependencies for AD

Author: theogf

Project.toml

@@ -26,11 +26,13 @@ julia = "1.3"
 [extras]
 FiniteDifferences = "26cc04aa-876d-5657-8c51-4c34ba976000"
 Flux = "587475ba-b771-5e3f-ad9e-33799f191a9c"
+ForwardDiff = "f6369f11-7733-5829-9624-2563aa707210"
 Kronecker = "2c470bb0-bcc8-11e8-3dad-c9649493f05e"
 PDMats = "90014a1f-27ba-587c-ab20-58faa44d9150"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
+ReverseDiff = "37e2e3b7-166d-5795-8a7a-e32c996b4267"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 Zygote = "e88e6eb3-aa80-5325-afca-941959d7151f"
 
 [targets]
-test = ["Random", "Test", "FiniteDifferences", "Zygote", "PDMats", "Kronecker", "Flux"]
+test = ["Random", "Test", "FiniteDifferences", "Zygote", "ReverseDiff", "ForwardDiff", "PDMats", "Kronecker", "Flux"]