Merge pull request #444 from JuliaRobotics/test/20Q2/testCGDFG_both

Run full test with  IIF_TEST

Author: dehann

.travis.yml

@@ -28,7 +28,6 @@ jobs:
     - julia: 1.4
       env:
         - IIF_TEST=true
-        - SKIP_CGDFG_TESTS=true
       if: NOT branch =~ ^release.*$
     - arch: arm64
       env: SKIP_CGDFG_TESTS=true