"bare-bones" .travis.yml file with sysconfcpus script to improve comp…

…ilation time dwyl/learn-travis#31

.travis.yml

@@ -28,13 +28,12 @@ before_install:
     fi
 
 install: # install specific versions of elm & elm-test
-  - npm install -g elm@$ELM_VERSION elm-test@$ELM_TEST elm-format@exp
+  - npm install -g elm@$ELM_VERSION elm-test@$ELM_TEST
   # the next 3 lines are courtesy of @rtfeldman https://git.io/vbj0j
   - mv $(npm config get prefix)/bin/elm-make $(npm config get prefix)/bin/elm-make-old
   - printf "#\041/bin/bash\n\necho \"Running elm-make with sysconfcpus -n 2\"\n\n$TRAVIS_BUILD_DIR/sysconfcpus/bin/sysconfcpus -n 2 elm-make-old \"\$@\"" > $(npm config get prefix)/bin/elm-make
   - chmod +x $(npm config get prefix)/bin/elm-make
   - travis_retry elm package install --yes # install main project dependencies
 
 script:
-  - elm-format --validate PhotoGroove.elm # lint / format-check main file
-  - elm-test --verbose                    # run the tests!
+  - elm-test --verbose