Some simplifications to the FreeBSD CI setup

.cirrus.yml

@@ -1,15 +1,16 @@
 freebsd_instance:
   image: freebsd-11-2-release-amd64
-task:
+freebsd_test_task:
   env:
     JULIA_VERSION: "1.0"
   install_script:
     - pkg install -y curl
     - mkdir -p ~/julia
     - curl -s -L --retry 7 "https://julialang-s3.julialang.org/bin/freebsd/x64/${JULIA_VERSION}/julia-${JULIA_VERSION}-latest-freebsd-x86_64.tar.gz" | tar -C ~/julia -x -z --strip-components=1 -f -
-    - ~/julia/bin/julia --color=yes -e "VERSION >= v\"0.7.0-DEV.3630\" && using InteractiveUtils; versioninfo()"
+    - ln -s "${HOME}/julia/bin/julia" /usr/local/bin/julia
+    - julia --color=yes -e "using InteractiveUtils; versioninfo()"
   build_script:
-    - ~/julia/bin/julia --color=yes -e "using Pkg; Pkg.add(PackageSpec(name=\"Jackknife\", path=pwd()))"
-    - ~/julia/bin/julia --color=yes -e "using Pkg; Pkg.build(\"Jackknife\")"
+    - julia --color=yes -e "using Pkg; Pkg.add(PackageSpec(name=\"Jackknife\", path=pwd()))"
+    - julia --color=yes -e "using Pkg; Pkg.build(\"Jackknife\")"
   test_script:
-    - ~/julia/bin/julia --color=yes -e "using Pkg; Pkg.test(\"Jackknife\")"
+    - julia --color=yes -e "using Pkg; Pkg.test(\"Jackknife\")"