Remove .travis.yml

.travis.yml

@@ -1,17 +0,0 @@
-language: go
-
-go:
-  - "1.12.x"
-  - "1.13.x"
-env:
-  global:
-    GO111MODULE=off
-
-before_install:
-  - go get github.com/axw/gocov/gocov
-  - go get github.com/mattn/goveralls
-  - if ! go get code.google.com/p/go.tools/cmd/cover; then go get golang.org/x/tools/cmd/cover; fi
-install:
-  - go get -u -v $(go list -f '{{join .Imports "\n"}}{{"\n"}}{{join .TestImports "\n"}}' ./... | sort | uniq | grep '\.' | grep -v goldmark)
-script:
-  - $HOME/gopath/bin/goveralls -service=travis-ci