Add create_at and updated_at in PR json

 * Move new fields to object creation (use reference)
 * Vendor: Update SDK

Author: cez81

models/pull.go

@@ -197,6 +197,8 @@ func (pr *PullRequest) APIFormat() *api.PullRequest {
 		Base:      apiBaseBranchInfo,
 		Head:      apiHeadBranchInfo,
 		MergeBase: pr.MergeBase,
+		Created:   &pr.Issue.Created,
+		Updated:   &pr.Issue.Updated,
 	}
 
 	if pr.Status != PullRequestStatusChecking {

vendor/code.gitea.io/sdk/gitea/pull.go

@@ -9,10 +9,10 @@
 			"revisionTime": "2017-04-07T07:44:04Z"
 		},
 		{
-			"checksumSHA1": "7/pZpgSIh/M76hwvldhgRqege/Q=",
+			"checksumSHA1": "xACJysFK1sK/D5655EpU48mw2vo=",
 			"path": "code.gitea.io/sdk/gitea",
-			"revision": "cad003b49151391f9a22f2e2edb2f348f51f9dde",
-			"revisionTime": "2017-04-15T14:32:48Z"
+			"revision": "0c3a0b0b5ea6edfb5bf3a4c81ebda6d207ecdfad",
+			"revisionTime": "2017-04-27T00:40:26Z"
 		},
 		{
 			"checksumSHA1": "IyfS7Rbl6OgR83QR7TOfKdDCq+M=",