add travis-ci

.travis.yml

@@ -0,0 +1,9 @@
+language: node_js
+before_install:
+  - gem install sass
+  - npm install -g grunt-cli
+  - npm install -g bower
+install:
+  - npm install
+  - bower install
+script: grunt

README.md

@@ -1,3 +1,5 @@
+[![Build Status](https://travis-ci.org/tcatm/meshviewer.svg?branch=master)](https://travis-ci.org/tcatm/meshviewer)
+
 # Meshviewer
 
 Meshviewer is a frontend for