Add appveyor configuration

Author: acoburn

README.md

@@ -1,6 +1,7 @@
 # trellis-namespaces
 
 [![Build Status](https://travis-ci.org/trellis-ldp/trellis-namespaces.png?branch=master)](https://travis-ci.org/trellis-ldp/trellis-namespaces)
+[![Build status](https://ci.appveyor.com/api/projects/status/ome8bbcjpveuq32n?svg=true)](https://ci.appveyor.com/project/acoburn/trellis-namespaces)
 [![Coverage Status](https://coveralls.io/repos/github/trellis-ldp/trellis-namespaces/badge.svg?branch=master)](https://coveralls.io/github/trellis-ldp/trellis-namespaces?branch=master)
 
 A namespace service for a trellis repository.

appveyor.yml

@@ -0,0 +1,14 @@
+version: '{build}'
+skip_tags: true
+build_script:
+    - gradlew.bat assemble
+
+test_script:
+    - gradlew.bat check
+
+environment:
+    matrix:
+        - JAVA_HOME: C:\Program Files\Java\jdk1.8.0
+
+matrix:
+    fast_finish: true