Add organization field to Team struct. (#134)

gitea/org_team.go

@@ -10,6 +10,7 @@ type Team struct {
 	ID           int64         `json:"id"`
 	Name         string        `json:"name"`
 	Description  string        `json:"description"`
+	Organization *Organization `json:"organization"`
 	// enum: none,read,write,admin,owner
 	Permission string `json:"permission"`
 	// enum: repo.code,repo.issues,repo.ext_issues,repo.wiki,repo.pulls,repo.releases,repo.ext_wiki