CI: test all Julia versions since 1.0

Author: rfourquet

.github/workflows/CI.yml

@@ -9,16 +9,17 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        version:
-          - '1.0'
-          - '1'
-          - 'nightly'
-        os:
-          - ubuntu-latest
-          - macOS-latest
-          - windows-latest
-        arch:
-          - x64
+        include:
+          - { os: ubuntu-latest, version: '1.0', arch: x64}
+          - { os: ubuntu-latest, version: '1.1', arch: x64}
+          - { os: ubuntu-latest, version: '1.2', arch: x64}
+          - { os: ubuntu-latest, version: '1.3', arch: x64}
+          - { os: ubuntu-latest, version: '1.4', arch: x64}
+          - { os: ubuntu-latest, version: '1.5', arch: x64}
+          - { os: ubuntu-latest, version: '^1.6.0-0', arch: x64}
+          - { os: ubuntu-latest, version: 'nightly', arch: x64}
+          - { os: windows-latest, version: '1', arch: x64}
+          - { os: macOS-latest, version: '1', arch: x64}
 
     steps:
       - uses: actions/checkout@v2