init travis

.travis.yml

@@ -0,0 +1,13 @@
+language: go
+before_script:
+  - go get -u golang.org/x/tools/cmd/goyacc
+  - go get -u github.com/kylelemons/godebug/pretty
+  - go get -u github.com/cznic/golex/lex
+  - go get -u github.com/yookoala/realpath
+  - curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter
+  - chmod +x ./cc-test-reporter
+  - ./cc-test-reporter before-build
+script:
+  - go test -coverprofile c.out ./...
+after_script:
+  - ./cc-test-reporter after-build --coverage-input-type gocov --exit-code $TRAVIS_TEST_RESULT