VIVO-1960: GitHub Build Action (vivo-project#210)

* add build workflow
* remove travis
* update readme badge

Partially resolves: https://jira.lyrasis.org/browse/VIVO-1960

.github/workflows/build.yml

@@ -0,0 +1,28 @@
+name: Build
+
+on: [ push, pull_request, workflow_dispatch ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    env:
+      MAVEN_OPTS: -Xmx1024M
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Maven Cache
+        uses: actions/cache@v2
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-cache-m2-${{ hashFiles('**/pom.xml') }}
+          restore-keys: ${{ runner.os }}-cache-m2-
+
+      - name: Setup Java
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+
+      - name: Maven Build
+        run: mvn clean package -Dmaven.test.skip=false

README.md

@@ -1,6 +1,6 @@
 # What is Vitro?
 
-[![Build Status](https://travis-ci.org/vivo-project/Vitro.png?branch=develop)](https://travis-ci.org/vivo-project/Vitro)
+[![Build](https://github.com/vivo-project/Vitro/workflows/Build/badge.svg)](https://github.com/vivo-project/Vitro/actions?query=workflow%3ABuild)
 
 Vitro is a general-purpose web-based ontology and instance editor with customizable public browsing.