use ApproxFunBase.mean instead of Statistics (#71)

Author: jishnub

Project.toml

@@ -1,6 +1,6 @@
 name = "ApproxFunSingularities"
 uuid = "f8fcb915-6b99-5be2-b79a-d6dbef8e6e7e"
-version = "0.3.12"
+version = "0.3.13"
 
 [deps]
 ApproxFunBase = "fbd15aa5-315a-5a7d-a8a4-24992e37be05"
@@ -13,7 +13,6 @@ OddEvenIntegers = "8d37c425-f37a-4ca2-9b9d-a61bc06559d2"
 Reexport = "189a3867-3050-52da-a836-e630ba90ab69"
 SpecialFunctions = "276daf66-3868-5448-9aa4-cd146d93841b"
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
-Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 
 [compat]
 ApproxFunBase = "0.8.36"

src/ApproxFunSingularities.jl

@@ -1,5 +1,5 @@
 module ApproxFunSingularities
-using LinearAlgebra, Reexport, IntervalSets, DomainSets, Statistics, SpecialFunctions
+using LinearAlgebra, Reexport, IntervalSets, DomainSets, SpecialFunctions
 
 @reexport using ApproxFunBase
 @reexport using ApproxFunOrthogonalPolynomials
@@ -27,7 +27,7 @@ import ApproxFunBase: Fun, SumSpace, SubSpace, WeightSpace, NoSpace,
             dotu, components, promoterangespace, ∞, gamma,
             assert_integer, SpecialEvalPtType, isleftendpoint, isrightendpoint, evaluation_point,
             @calculus_operator, ConcreteConversion, InterlaceOperator_Diagonal, UnsetSpace,
-            choosedomainspace
+            choosedomainspace, mean
 
 import ApproxFunOrthogonalPolynomials: order