chore: delete the useless .travis.yml

.travis.yml

@@ -1,48 +0,0 @@
-language: go
-
-os:
-  - linux
-  - osx
-  - windows
-
-dist: bionic
-
-go:
-#  - 1.11.x
-#  - 1.12.x
-  - 1.13.x
-  - 1.14.x
-
-go_import_path: github.com/panjf2000/ants
-
-before_install:
-  - if [[ "${GO111MODULE}" = "on" ]]; then mkdir "${HOME}/go"; export GOPATH="${HOME}/go";
-    export PATH="$GOPATH/bin:$PATH"; fi
-  - mkdir -p ~/bin/ && export PATH="~/bin/:$PATH"
-
-install:
-  - go get -u golang.org/x/lint/golint
-  - curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin v1.26.0
-  - curl -sfL https://raw.githubusercontent.com/reviewdog/reviewdog/master/install.sh | sh -s -- -b ~/bin
-
-script:
-  - |-
-    case $TRAVIS_OS_NAME in
-      linux|osx)
-        golint ./... | reviewdog -f=golint -reporter=github-check
-        golangci-lint run --out-format=line-number -E goimports -E misspell -E godot -E lll | reviewdog -f=golangci-lint -reporter=github-check
-        golint ./... | reviewdog -f=golint -reporter=github-pr-review
-        golangci-lint run --out-format=line-number -E goimports -E misspell -E godot -E lll | reviewdog -f=golangci-lint -reporter=github-pr-review
-        ;;
-    esac
-  - go test -race -coverprofile=coverage.txt -covermode=atomic -v
-
-after_success:
-  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then curl -s https://codecov.io/bash >
-    .codecov && chmod +x .codecov && ./.codecov; else bash <(curl -s https://codecov.io/bash);
-    fi
-
-env:
-  global:
-    - GO111MODULE=on
-    - secure: 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