ci: replaced travis with Github action

.github/workflows/build.yml

@@ -0,0 +1,44 @@
+name: build
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    name: Build
+    strategy:
+      fail-fast: false
+      matrix:
+        go-version: [~1.13, ~1.14, ~1.15, ~1.16, ~1.17]
+        os: [ubuntu-latest, macos-latest]
+    runs-on: ${{ matrix.os }}
+    env:
+      GO111MODULE: "on"
+    steps:
+      - name: Install Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.go-version }}
+
+      - name: Cache-Go
+        uses: actions/cache@v1
+        with:
+          path: |
+            ~/go/pkg/mod              # Module download cache
+            ~/.cache/go-build         # Build cache (Linux)
+            ~/Library/Caches/go-build # Build cache (Mac)
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Download Go modules
+        run: go mod download
+
+      - name: Install project
+        run: go install

.travis.yml

@@ -1,23 +0,0 @@
-language: go
-
-branches:
-  only:
-    - "master"
-
-# In theory, older versions would probably work just fine
-go:
-  - 1.8
-  - 1.9
-  
-env:
-  - GOOS=linux
-  - GOOS=darwin
-  - GOOS=windows
-
-script:
-  - go get -u -t ./...
-
-notifications:
-  email:
-    on_success: never
-    on_failure: never