Run CI on Julia 1.0, 1.6, v1, and nightly (#320)

Author: DilumAluthge

.github/workflows/CI.yml

@@ -16,6 +16,7 @@ jobs:
       matrix:
         version:
           - '1.0'
+          - '1.6'
           - '1'
           - 'nightly'
         os:
@@ -26,6 +27,9 @@ jobs:
           - version: '1'
             os: ubuntu-latest
             arch: x86
+          - version: '1'
+            os: windows-latest
+            arch: x86
           - version: '1'
             os: windows-latest
             arch: x64