Fix coverage submission from Travis

.travis.yml

@@ -5,16 +5,9 @@ os:
 julia:
   - 1.3
   - nightly
-
 notifications:
   email: false
-#script: # the default script is equivalent to the following
-#  - if [[ -a .git/shallow ]]; then git fetch --unshallow; fi
-#  - julia -e 'Pkg.clone(pwd()); Pkg.build("SpecialFunctions"); Pkg.test("SpecialFunctions"; coverage=true)';
-after_success:
-  - julia -e 'cd(Pkg.dir("SpecialFunctions")); Pkg.add("Coverage"); using Coverage; Coveralls.submit(Coveralls.process_folder())';
-
-
+coveralls: true
 jobs:
   include:
     - stage: "Documentation"