remove invalid link

- reference link pointed to root MSDN docs, now oudated, so removed
- fixes SharePoint#5128

Author: andrewconnell

docs/sp-add-ins/determine-sharepoint-rest-service-endpoint-uris.md

@@ -234,11 +234,6 @@ If you want to select, filter, or order the data you requested from an endpoint,
 <a name="bk_addresources"> </a>
 
 - [Get to know the SharePoint REST service](get-to-know-the-sharepoint-rest-service.md)
-- [REST API reference and samples](https://msdn.microsoft.com/library)
 - [Use ETag values through the REST service to get document list item versioning](working-with-lists-and-list-items-with-rest.md#using-etag-values-to-determine-document-and-list-item-versioning)  
 - [OData resources](get-to-know-the-sharepoint-rest-service.md#odata-resources)
 - [Develop SharePoint Add-ins](develop-sharepoint-add-ins.md)
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docs/sp-add-ins/navigate-the-sharepoint-data-structure-represented-in-the-rest-service.md

@@ -103,14 +103,6 @@ The SharePoint REST service does not support traversing the folder hierarchy of
 <a name="bk_addresources"> </a>
 
 - [Get to know the SharePoint REST service](get-to-know-the-sharepoint-rest-service.md)
-- [REST API reference and samples](https://msdn.microsoft.com/library)
 - [Use ETag values through the REST service to get document list item versioning](working-with-lists-and-list-items-with-rest.md#using-etag-values-to-determine-document-and-list-item-versioning)
 - [OData resources](get-to-know-the-sharepoint-rest-service.md#odata-resources)
 - [Develop SharePoint Add-ins](develop-sharepoint-add-ins.md)
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docs/sp-add-ins/synchronize-sharepoint-items-using-the-rest-service.md

@@ -69,14 +69,5 @@ The request returns ADO **rowset** XML, which includes rows corresponding to any
 
 - [Get to know the SharePoint REST service](get-to-know-the-sharepoint-rest-service.md)
 - [Use ETag values through the REST service to get document list item versioning](working-with-lists-and-list-items-with-rest.md#using-etag-values-to-determine-document-and-list-item-versioning)
-- [REST API reference and samples](https://msdn.microsoft.com/library)
 - [OData resources](get-to-know-the-sharepoint-rest-service.md#odata-resources)
 - [Develop SharePoint Add-ins](develop-sharepoint-add-ins.md)
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docs/sp-add-ins/upload-a-file-by-using-the-rest-api-and-jquery.md

@@ -374,6 +374,5 @@ function onError(error) {
 
 - [Get to know the SharePoint REST service](get-to-know-the-sharepoint-rest-service.md)
 - [Access SharePoint data from add-ins using the cross-___domain library](access-sharepoint-data-from-add-ins-using-the-cross-___domain-library.md)
-- [REST API reference and samples](https://msdn.microsoft.com/library)
 - [OData resources](get-to-know-the-sharepoint-rest-service.md#odata-resources)
 - [Develop SharePoint Add-ins](develop-sharepoint-add-ins.md)

docs/sp-add-ins/use-odata-query-operations-in-sharepoint-rest-requests.md

@@ -96,7 +96,6 @@ The following figure shows the supported OData query options.
 
 - [Get to know the SharePoint REST service](get-to-know-the-sharepoint-rest-service.md)
 - [OData resources](get-to-know-the-sharepoint-rest-service.md#odata-resources)
-- [REST API reference and samples](https://msdn.microsoft.com/library)
 - [Develop SharePoint Add-ins](develop-sharepoint-add-ins.md)
 
 

docs/sp-add-ins/working-with-folders-and-files-with-rest.md

@@ -346,15 +346,9 @@ headers:
 
 - [Get to know the SharePoint REST service](get-to-know-the-sharepoint-rest-service.md)
 - [Complete basic operations using SharePoint client library code](complete-basic-operations-using-sharepoint-client-library-code.md)   
-- [REST API reference and samples](https://msdn.microsoft.com/library)
 - [Upload a file by using the REST API and jQuery](upload-a-file-by-using-the-rest-api-and-jquery.md)
 - [SharePoint-Add-in-REST-OData-BasicDataOperations](https://github.com/OfficeDev/SharePoint-Add-in-REST-OData-BasicDataOperations)
 - [Secure data access and client object models for SharePoint Add-ins](secure-data-access-and-client-object-models-for-sharepoint-add-ins.md)
 - [Work with external data in SharePoint](work-with-external-data-in-sharepoint.md)
 - [OData resources](get-to-know-the-sharepoint-rest-service.md#odata-resources)  
 - [Develop SharePoint Add-ins](develop-sharepoint-add-ins.md)
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