rails engine initial ci
`rails generate rspec:install`
update gemspec
create the point model
replace the vendored test app
remove rspec from engine
fixup
upgrade rails dep
install rspec in dummy test app
use git ignore
use postgis
remove the test app
bump ows test app
regnerate the engine as full and mountable
setup the test app
reformat gemspec
bump test app version
bump test server
use rspec in the engine

http://www.andrewhavens.com/posts/27/how-to-create-a-new-rails-engine-which-uses-rspec-and-factorygirl-for-testing/
fixup