Move from travis to github actions (#94)

.github/workflows/build.yml

@@ -0,0 +1,22 @@
+name: JavaCI
+
+on:
+  pull_request:
+    branches:
+      - master
+  push:
+    branches:
+      - master
+
+jobs:
+  build:
+    runs-on: ubuntu-latest 
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 11
+        uses: actions/setup-java@v1
+        with:
+          java-version: 11 
+      - name: Build with Maven
+        run: mvn -B -D environment=test verify 

README.md

@@ -1,5 +1,5 @@
 # semantic-metrics
-[![Build Status](https://travis-ci.org/spotify/semantic-metrics.svg?branch=master)](https://travis-ci.org/spotify/semantic-metrics)
+[![Build Status](https://github.com/spotify/semantic-metrics/workflows/JavaCI/badge.svg)](https://github.com/spotify/semantic-metrics/actions?query=workflow%3AJavaCI)
 
 This project contains modifications to the
 [dropwizard metrics](https://github.com/dropwizard/metrics) project.