Adding .travis.yml (#1405)

Addition to compile and run tests per PR.

Author: WardenGnaw

.travis.yml

@@ -0,0 +1,24 @@
+language: node_js
+
+node_js:
+- "8"
+
+addons:
+  apt:
+    sources:
+      - ubuntu-toolchain-r-test
+      - sourceline: 'deb https://packages.microsoft.com/repos/microsoft-ubuntu-trusty-prod trusty main'
+        key_url: 'https://packages.microsoft.com/keys/microsoft.asc'
+
+script:
+  - cd Extension
+  - npm install
+  - npm run pretest
+  - npm run test
+
+after_failure:
+  - ./.travis/printLogs.sh
+
+after_success:
+  - ./.travis/printLogs.sh
+