Merge pull request #179 from JuliaAI/julia-1.6

Bump compat julia="1.6", AbstractArrays="0.3,0.4"; adjust CI

Author: ablaom

.github/workflows/CI.yml

@@ -17,7 +17,6 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.0'
           - '1.6'
           - '1' # automatically expands to the latest stable 1.x release of Julia
         os:

Project.toml

@@ -13,9 +13,9 @@ ScikitLearnBase = "6e75b9c4-186b-50bd-896f-2d2496a4843e"
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
 
 [compat]
-AbstractTrees = "0.3"
+AbstractTrees = "0.3, 0.4"
 ScikitLearnBase = "0.5"
-julia = "1"
+julia = "1.6"
 
 [extras]
 StableRNGs = "860ef19b-820b-49d6-a774-d7a799459cd3"