Remove direct dependency on SpecialFunctions (#341)

* Remove direct dependency on SpecialFunctions

* Fix doctests (#342) (#344)

* Fix doctests

* Fix Github action

* Ensure that tests and docs use same package versions

* Rearrange test dependencies

* Use DecisionTree instead of XGBoost

* Only run doctests on 64bit architectures

Project.toml

@@ -3,7 +3,7 @@ uuid = "c7f686f2-ff18-58e9-bc7b-31028e88f75d"
 keywords = ["markov chain monte carlo", "probablistic programming"]
 license = "MIT"
 desc = "Chain types and utility functions for MCMC simulations."
-version = "5.0.1"
+version = "5.0.2"
 
 [deps]
 AbstractMCMC = "80f14c24-f653-4e6a-9b94-39d6b0f70001"
@@ -23,7 +23,6 @@ PrettyTables = "08abe8d2-0d0c-5749-adfa-8a2ac140af0d"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 RecipesBase = "3cdcf5f2-1ef4-517c-9805-6587b60abb01"
 Serialization = "9e88b42a-f829-5b0c-bbe9-9e923198166b"
-SpecialFunctions = "276daf66-3868-5448-9aa4-cd146d93841b"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 StatsBase = "2913bbd2-ae8a-5f71-8c99-4fb6c76f3a91"
 StatsFuns = "4c63d2b9-4356-54db-8cca-17b64c39e42c"
@@ -44,7 +43,6 @@ NaturalSort = "1"
 OrderedCollections = "1.4"
 PrettyTables = "0.9, 0.10, 0.11, 0.12, 1"
 RecipesBase = "0.7, 0.8, 1.0"
-SpecialFunctions = "^0.8, 0.9, 0.10, 1.0"
 StatsBase = "0.32, 0.33"
 StatsFuns = "0.8, 0.9"
 TableTraits = "0.4, 1"

src/MCMCChains.jl

@@ -7,7 +7,6 @@ import AbstractMCMC: chainscat
 using Compat
 using Distributions
 using RecipesBase
-using SpecialFunctions
 using Formatting
 using Dates
 using KernelDensity: kde, pdf