move jquery to load on top of page
Revert "move jquery to load on top of page"

This reverts commit 3238693efb617eb117109a21a6e7080e5ed5deb9.
add api constraints versioning model
api routes
add api key to users
add authentication to api
add missing indexes to database tables
add active_model_serializer
add meal model
enable hstore extensio
add diet model
associations between appointment and diet models
association between diet and meal models
remove rvmrc file