jenkings.sh to run ci tests

jenkings.sh

@@ -0,0 +1,10 @@
+#!/bin/bash 
+export DISPLAY=:99 
+sudo /etc/init.d/xvfb start 
+bundle install --without development staging production
+cd ~/.jenkins/server/jobs/cartodb/workspace
+/usr/bin/env RAILS_ENV=test bundle exec rake db:drop db:create db:migrate  
+bundle exec rake
+RESULT=$? 
+sudo /etc/init.d/xvfb stop 
+exit $RESULT