CRUD operation on Groups using REST
 In the previous post we have seen CRUD operation on SharePoint Users.  In this post we are going to discuss about the operations on Groups in  SharePoint Library using rest api.   Starting with the creation of Groups class in our"RESTApiHelper" namespace.   RESTApiHelper.Groups = function (SiteUrl) {     this.SiteUrl = SiteUrl;  Get All groups in a Site         this.GetAllGroups = function (doSuccess, doError) {         jQuery.ajax({             url: this.SiteUrl + "/_api/web/sitegroups",             method: "GET",             headers: {                 "accept": "application/json; odata=verbose"             },             success: ...