message: Update readme.md
  nit: fixing spelling issues.
diff: @@ -21,8 +21,8 @@ The following documents describes AutoRest specific vendor extensions for [OpenA
  ### Microsoft Azure Extensions (available in most generators only when using `--azure-arm`)
  * [x-ms-odata](#x-ms-odata) - indicates the operation includes one or more [OData](http://www.odata.org/) query parameters.
  * [x-ms-pageable](#x-ms-pageable) - allows paging through lists of data.
  -* [x-ms-long-running-operation](#x-ms-long-running-operation) - indicates that the operation implemented Long Running Operation pattern as defined by the [Resource Managemer API](https://msdn.microsoft.com/en-us/library/azure/dn790568.aspx).
  -* [x-ms-azure-resource](#x-ms-azure-resource) - indicates that the [Definition Schema Object](https://github.com/swagger-api/swagger-spec/blob/master/versions/2.0.md#schemaObject) is a resource as defined by the [Resource Managemer API](https://msdn.microsoft.com/en-us/library/azure/dn790568.aspx)
  +* [x-ms-long-running-operation](#x-ms-long-running-operation) - indicates that the operation implemented Long Running Operation pattern as defined by the [Resource Manager API](https://msdn.microsoft.com/en-us/library/azure/dn790568.aspx).
  +* [x-ms-azure-resource](#x-ms-azure-resource) - indicates that the [Definition Schema Object](https://github.com/swagger-api/swagger-spec/blob/master/versions/2.0.md#schemaObject) is a resource as defined by the [Resource Manager API](https://msdn.microsoft.com/en-us/library/azure/dn790568.aspx)
  * [x-ms-request-id](#x-ms-request-id) - allows to overwrite the request id header name
  * [x-ms-client-request-id](#x-ms-client-request-id) - allows to overwrite the client request id header name
  @@ -873,7 +873,7 @@ Some requests like creating/deleting a resource cannot be carried out immediatel
  ```
  ## x-ms-azure-resource
  -Resource types as defined by the [Resource Managemer API](https://msdn.microsoft.com/en-us/library/azure/dn790568.aspx) are tagged by using a `x-ms-azure-resource` extension.
  +Resource types as defined by the [Resource Manager API](https://msdn.microsoft.com/en-us/library/azure/dn790568.aspx) are tagged by using a `x-ms-azure-resource` extension.
  **Parent element**: [Schema Object](https://github.com/swagger-api/swagger-spec/blob/master/versions/2.0.md#schemaObject)
  