Add travis and npm stuff

Author: buunguyen

.npmignore

@@ -0,0 +1,8 @@
+*
+*/
+!README.md
+!package.json
+!dist/swagger-ui.js
+!dist/swagger-ui.js.map
+!dist/swagger-ui.css
+!dist/swagger-ui.css.map

.travis.yml

@@ -0,0 +1,18 @@
+language: node_js
+node_js:
+- '6.9'
+branches:
+  only:
+  - master
+  - /^v\d+\.\d+(\.\d+)?(-\S*)?$/
+before_deploy: "npm run build"
+deploy:
+  provider: npm
+  email: [email protected]
+  skip_cleanup: true
+  api_key:
+    secure: "IJkLaACa+rfERf1O5nwlqOyuo9sbul3FBhBt4Un9P+DvEet3AoDPV9NQVLd8SkmQYKGbGQWF4BIdjrO5nqFD6Te+JTeUX5Uo/DFS/fu9qw1xv0dQpvbJFuoYnnFlbzGTEs4CFa8lbu3ZromFHQGOQxRobjsG1Kf0dWFSSzmND3g="
+  on:
+    tags: true
+    repo: swagger-api/swagger-ui
+    node: '6.9'