Drop support for Julia 1.4

dillondaudert · dillondaudert · commit d1bbd7979544 · 2021-01-05T13:51:55.000-05:00
diff --git a/.appveyor.yml b/.appveyor.yml
@@ -1,6 +1,5 @@
 environment:
   matrix:
-  - julia_version: 1.4
   - julia_version: 1.5
   - julia_version: nightly
 
diff --git a/.travis.yml b/.travis.yml
@@ -9,7 +9,6 @@ before_script:
   - git config --global user.name Tester
   - git config --global user.email te@st.er
 julia:
-  - 1.4
   - 1.5
   - nightly
 script: travis_wait julia --project -e 'using Pkg; Pkg.test(; coverage=true)'
diff --git a/Project.toml b/Project.toml
@@ -16,7 +16,7 @@ DataStructures = "0.18"
 Distances = "0.8, 0.9, 0.10"
 LightGraphs = "1.3"
 Reexport = "0.2"
-julia = "1.4, 1.5"
+julia = "1.5"
 
 [extras]
 Statistics = "10745b16-79ce-11e8-11f9-7d13ad32a3b2"
