support only play2.2 on 0.7.x branch

Author: tsuyoshizawa

play2-oauth2-provider/src/main/scala/scalaoauth2/provider/OAuth2Provider.scala

@@ -110,7 +110,7 @@ trait OAuth2Provider extends OAuth2BaseProvider {
    * @return Request is successful then return JSON to client in OAuth 2.0 format.
    *         Request is failed then return BadRequest or Unauthorized status to client with cause into the JSON.
    */
-  def issueAccessToken[A, U](dataHandler: DataHandler[U])(implicit request: play.api.mvc.Request[A]): Result = {
+  def issueAccessToken[A, U](dataHandler: DataHandler[U])(implicit request: play.api.mvc.Request[A]): SimpleResult = {
     TokenEndpoint.handleRequest(request, dataHandler) match {
       case Left(e) if e.statusCode == 400 => BadRequest(responseOAuthErrorJson(e)).withHeaders(responseOAuthErrorHeader(e))
       case Left(e) if e.statusCode == 401 => Unauthorized(responseOAuthErrorJson(e)).withHeaders(responseOAuthErrorHeader(e))
@@ -128,7 +128,7 @@ trait OAuth2Provider extends OAuth2BaseProvider {
    * @return Authentication is successful then the response use your API result.
    *         Authentication is failed then return BadRequest or Unauthorized status to client with cause into the JSON.
    */
-  def authorize[A, U](dataHandler: DataHandler[U])(callback: AuthInfo[U] => Result)(implicit request: play.api.mvc.Request[A]): Result = {
+  def authorize[A, U](dataHandler: DataHandler[U])(callback: AuthInfo[U] => SimpleResult)(implicit request: play.api.mvc.Request[A]): SimpleResult = {
     ProtectedResource.handleRequest(request, dataHandler) match {
       case Left(e) if e.statusCode == 400 => BadRequest.withHeaders(responseOAuthErrorHeader(e))
       case Left(e) if e.statusCode == 401 => Unauthorized.withHeaders(responseOAuthErrorHeader(e))

project/Build.scala

@@ -4,11 +4,11 @@ import Keys._
 object ScalaOAuth2Build extends Build {
 
   lazy val _organization = "com.nulab-inc"
-  lazy val _version =  "0.8.0"
-  lazy val _playVersion = "2.3.2"
+  lazy val _version =  "0.7.3"
+  lazy val _playVersion = "2.2.4"
 
   val _scalaVersion = "2.10.4"
-  val _crossScalaVersions = Seq("2.10.4", "2.11.1")
+  val _crossScalaVersions = Seq("2.10.4")
 
   val commonDependenciesInTestScope = Seq(
     "org.scalatest" %% "scalatest" % "2.2.0" % "test"