first token service implementation
fixed etcd peer in dockerfile
comments
moved service logic from middleware into service
added missing service implementation
compiling
fixed deployment
fixed presence port
fixed unit file
added route for getting tokens
check if token already exists
prefixed different keys for better etcd data structure
removed dependency between middleware and storage
changed interface to check if user has token
multiple tokens
fixed bug getting tokens
better data etcd structure
Merge pull request #1 from giantswarm/user

first token service implementation