upgrade dependencies

use jest --watch instead of nodemon

add middleware examples using shield

replace glob by fileLoader from merge-graphql-schemas

irrelevant

add script to generate initial db in postgres

join resolvers and typeDefs by domain in modules folder

mock redis from test helpers

return configuration according to NODE_ENV

make test helpers a class

add basic tests for meta and users entities

add resolvers for user relations

improve models initialization

use es6 classes to define Sequelize Models

Project basic structure