Remove Travis CI files

.travis.yml

@@ -1,13 +0,0 @@
-language: go
-go_import_path: github.com/hibiken/asynq
-git:
-  depth: 1
-go: [1.13.x, 1.14.x, 1.15.x]
-script:
-  - go test -race -v -coverprofile=coverage.txt -covermode=atomic ./...
-  - go test -run=^$ -bench=. -loglevel=debug ./...
-services:
-  - redis-server
-after_success:
-  - travis_wait 60 bash ./.travis/benchstat.sh
-  - bash <(curl -s https://codecov.io/bash)

.travis/benchstat.sh

@@ -1,20 +0,0 @@
-if [ "${TRAVIS_PULL_REQUEST_BRANCH:-$TRAVIS_BRANCH}" != "master" ]; then
-    REMOTE_URL="$(git config --get remote.origin.url)";
-    cd ${TRAVIS_BUILD_DIR}/.. && \
-    git clone ${REMOTE_URL} "${TRAVIS_REPO_SLUG}-bench" && \
-    # turn the detached message off
-    git config --global advice.detachedHead false && \
-    cd "${TRAVIS_REPO_SLUG}-bench" && \
-
-    # Benchmark master
-    git checkout master && \
-    go test -run=^$ -bench=. -count=5 -timeout=60m -benchmem ./... > master.txt && \
-
-    # Benchmark feature branch
-    git checkout ${TRAVIS_COMMIT} && \
-    go test -run=^$ -bench=. -count=5 -timeout=60m -benchmem ./... > feature.txt && \
-
-    # compare two benchmarks
-    go get -u golang.org/x/perf/cmd/benchstat && \
-    benchstat master.txt feature.txt;
-fi