Switch to GitHub actions

Author: bwaldvogel

.github/workflows/gradle.yml

@@ -0,0 +1,25 @@
+name: CI
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        java: [ '8', '11', '14' ]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Setup Java
+      uses: actions/setup-java@v1
+      with:
+        java-version: ${{ matrix.java }}
+    - name: Build with Gradle
+      run: ./gradlew build
+    - name: Publish coverage
+      run: ./gradlew jacocoTestReport coveralls

.gitignore

@@ -1,4 +1,5 @@
 .*
+!.github/
 *.class
 *.o
 

.travis.yml

@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.org/bwaldvogel/liblinear-java.png?branch=master)](https://travis-ci.org/bwaldvogel/liblinear-java)
+![CI](https://github.com/bwaldvogel/liblinear-java/workflows/CI/badge.svg)
 [![Maven Central](https://maven-badges.herokuapp.com/maven-central/de.bwaldvogel/liblinear/badge.svg)](http://maven-badges.herokuapp.com/maven-central/de.bwaldvogel/liblinear)
 [![Coverage Status](https://coveralls.io/repos/github/bwaldvogel/liblinear-java/badge.svg?branch=master)](https://coveralls.io/github/bwaldvogel/liblinear-java?branch=master)
 [![BSD 3-Clause License](https://img.shields.io/github/license/bwaldvogel/liblinear-java.svg)](https://opensource.org/licenses/BSD-3-Clause)