Delete ck.pem
small fix of rakefile
small fix of rakefile
small fix of rakefile
ck.pem added
push notifications imporved
push notifications imporved
houston gem for push notifications added
add caching to travis.yaml
remove ssl certificate
Add mailer, add XML output
Add project model and api v1 and v2
add contribution, project models and update controllers in api v1
add methods to ride serializer
Add friend requests
add contributions api
further api implementation
add further api methods
further api work
more work on api