Update .travis.yml

Author: musm

.travis.yml

@@ -1,3 +1,4 @@
+## Documentation: http://docs.travis-ci.com/user/languages/julia/
 language: julia
 os:
   - linux
@@ -6,10 +7,15 @@ julia:
   - 0.7
   - 1.0
   - nightly
-notifications:
-  email: false
-#script: # default script is equivalent to the following
-#    - if [[ -a .git/shallow ]]; then git fetch --unshallow; fi
-#    - julia -e 'Pkg.clone(pwd()); Pkg.build("FileIO"); Pkg.test("FileIO"; coverage=true)'
+matrix:
+  allow_failures:
+    - julia: nightly
+branches:
+  only:
+    - master
+    - /^v\d+\.\d+(\.\d+)?(-\S*)?$/
 after_success:
-  - julia -e 'cd(Pkg.dir("FileIO")); Pkg.add("Coverage"); using Coverage; Coveralls.submit(process_folder()); Codecov.submit(process_folder())'
+  - if [[ $TRAVIS_JULIA_VERSION = 1.0 ]] && [[ $TRAVIS_OS_NAME = linux ]]; then
+      julia --project=test/coverage -e 'using Pkg; Pkg.instantiate();
+          using Coverage; Codecov.submit(Codecov.process_folder())';
+    fi