use travis for ci to verify builds work before merging

.travis.yml

@@ -0,0 +1,8 @@
+#bootstrap and build
+before_script: "./script/bootstrap"
+script: "./script/cibuild"
+
+#environment
+language: ruby
+rvm: 
+  - 1.9.3

script/bootstrap

@@ -3,6 +3,7 @@
 set -e
 
 echo "bundling installin'"
+gem install bundler
 bundle install
 
 echo "npm installin'"

script/cibuild

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+set -e
+
+echo "compiling javascript..."
+./node_modules/.bin/coffee -c javascripts/app.coffee
+
+echo "building the site..."
+bundle exec jekyll build --trace