Initial stab at travis config for all 3 sub-repos.

.travis.yml

@@ -0,0 +1,16 @@
+matrix:
+  include:
+    - language: node_js
+      node_js: 8.11.4
+      install: yarn
+      before_script:
+        - cd frontend/
+      script:
+        - yarn run test
+    - language: python
+      python: 3.6
+      install: pip install -r requirements/dev.txt
+      before_script:
+        - cd backend/
+      script:
+        - flask test