Add airtap.local loopback and set sauce_connect: true.

.airtap.yml

@@ -1,12 +1,13 @@
-concurrency: 1
+sauce_connect: true
+loopback: airtap.local
 browsers:
-    - name: chrome
-      version: latest
-    - name: firefox
-      version: latest
-    - name: safari
-      version: 9..latest
-    - name: iphone
-      version: latest
-    - name: ie
-      version: 9..latest
+  - name: chrome
+    version: latest
+  - name: firefox
+    version: latest
+  - name: safari
+    version: 9..latest
+  - name: iphone
+    version: latest
+  - name: ie
+    version: 9..latest

.travis.yml

@@ -8,6 +8,8 @@ script:
   - if [ "${TRAVIS_PULL_REQUEST}" = "false" ] && [ "${TRAVIS_NODE_VERSION}" = "stable" ]; then npm run test:browsers; fi
 addons:
   sauce_connect: true
+  hosts:
+    - airtap.local
 env:
   global:
   - secure: XcBiD8yReflut9q7leKsigDZ0mI3qTKH+QrNVY8DaqlomJOZw8aOrVuX9Jz12l86ZJ41nbxmKnRNkFzcVr9mbP9YaeTb3DpeOBWmvaoSfud9Wnc16VfXtc1FCcwDhSVcSiM3UtnrmFU5cH+Dw1LPh5PbfylYOS/nJxUvG0FFLqI=

package.json

@@ -29,7 +29,7 @@
   },
   "scripts": {
     "test": "node tests/index.js",
-    "test:browsers": "airtap tests/index.js"
+    "test:browsers": "airtap -- tests/index.js"
   },
   "license": "MIT"
 }