Update .travis.yml to current default

* Adds coverage

.travis.yml

@@ -1,9 +1,19 @@
+# Documentation: http://docs.travis-ci.com/user/languages/julia/
 language: julia
 os:
-  - osx
   - linux
+  - osx
 julia:
+  - release
   - nightly
-  - 0.5
 notifications:
   email: false
+# uncomment the following lines to override the default test script
+#script:
+#  - if [[ -a .git/shallow ]]; then git fetch --unshallow; fi
+#  - julia -e 'Pkg.clone(pwd()); Pkg.build("MsgPack"); Pkg.test("MsgPack"; coverage=true)'
+after_success:
+  # push coverage results to Coveralls
+  - julia -e 'cd(Pkg.dir("MsgPack")); Pkg.add("Coverage"); using Coverage; Coveralls.submit(Coveralls.process_folder())'
+  # push coverage results to Codecov
+  - julia -e 'cd(Pkg.dir("MsgPack")); Pkg.add("Coverage"); using Coverage; Codecov.submit(Codecov.process_folder())'