Getting error "Cannot find JsonApiReader or JsonApiFormat type class" about jsonapi-scala HOT 2 CLOSED

sbt:jsonapi-scala> ++2.12.3
[info] Setting Scala version to 2.12.3 on 3 projects.
[info] Excluded 2 projects, run ++ 2.12.3 -v for more details.
[info] Reapplying settings...
[info] Set current project to jsonapi-scala (in build file:/Users/ahuttunen/code/jsonapi-scala/)
sbt:jsonapi-scala> core/console

... bunch of stuff compiling

Welcome to Scala 2.12.3 (Java HotSpot(TM) 64-Bit Server VM, Java 1.8.0_112).
Type in expressions for evaluation. Or try :help.

scala> :paste
// Entering paste mode (ctrl-D to finish)

import _root_.spray.json.DefaultJsonProtocol._
import com.qvantel.jsonapi._

implicit val apiRoot: ApiRoot = ApiRoot(None)

@jsonApiResource final case class Employee(id: String, name: String)
@jsonApiResource final case class Company(id: String, name: String, employees: ToMany[Employee])

val acme = Company("1", "acme", ToMany.loaded(Seq(Employee("1", "number one 1"))))

val json = rawOne(acme)
val parsed = readOne[Company](json, Set("employees"))

acme == parsed // true

// Exiting paste mode, now interpreting.

import _root_.spray.json.DefaultJsonProtocol._
import com.qvantel.jsonapi._
apiRoot: com.qvantel.jsonapi.ApiRoot = ApiRoot(None)
defined class Employee
defined object Employee
defined class Company
defined object Company
acme: Company = Company(1,acme,Loaded(List(Employee(1,number one 1))))
json: spray.json.JsObject = {"data":{"attributes":{"name":"acme"},"relationships":{"employees":{"data":[{"type":"employees","id":"1"}],"links":{"related":"/companies/1/employees"}}},"links":{"self":"/companies/1"},"id":"1","type":"companies"},"included":[{"type":"employees","attributes":{"name":"number one 1"},"id":"1","links":{"self":"/employees/1"}}]}
parsed: Company = Company(1,acme,Loaded(List(...

resolvers += Resolver.sonatypeRepo("releases")
addCompilerPlugin("org.scalamacros" % "paradise" % "2.1.0" cross CrossVersion.full)