v0.4.1

• Move epoxy, sonar and utils to graphql-toolkit and use it inside @graphql-modules/core.
  56a96be
• Do not search for subscribe method if it is not an object #303
• Resolve context if it is promise. This makes GraphQL Modules compatible with browser; #313
• Fix onDisconnectHook
• Clear cache before resetting the configuration object in case of multiple forRoot call;
  7334ffe
  -Fix error handling in context build phase