Add appveyor CI

Author: kildem

appveyor.yml

@@ -0,0 +1,34 @@
+# Test against this version of Node.js
+environment:
+  matrix:
+  # node.js
+  - nodejs_version: "7"
+  - nodejs_version: "6"
+
+# Install scripts. (runs after repo cloning)
+install:
+  # Get the latest stable version of Node.js or io.js
+  - ps: Install-Product node $env:nodejs_version
+  # install modules
+  - npm intall
+
+# Post-install test scripts.
+test_script:
+  # Output useful info for debugging.
+  - node --version
+  - npm --version
+  # run tests
+  - npm test
+
+# Don't actually build.
+build: off
+
+notifications:
+- provider: Email
+  to:
+  - housecor@gmail.com
+  subject: 'Build failed: react-slingshot'
+  message: The continuous integration build failed. See https://ci.appveyor.com/project/CoryHouse/react-slingshot/ for details.
+  on_build_success: false
+  on_build_failure: true
+  on_build_status_changed: false