Merge pull request #6 from studiostark/master

add user resource
small style tweaks in app.html
Merge https://github.com/Patrickmnts/FlowFree into Upstream-master
working api call for ALL RIVERS IN USA! and successful push to database
Merge branch 'master' of https://github.com/Patrickmnts/FlowFree
remove simple_form from app.html.erb
Merge branch 'Upstream-master'
change to app.html.erb
remove unused concerns folders
add states service object
refactor api logic form river model to api service object. remove srs from river model.
add api service object