Fix backbone name

Summary: R50->R101 fix in the readme and in the filename.

Reviewed By: rbgirshick, ppwwyyxx

Differential Revision: D21364993

fbshipit-source-id: b2a9b501371874f87c13ad546bd26958d2e3634f

Author: Alexander Kirillov

projects/PointRend/README.md

@@ -112,12 +112,12 @@ Cityscapes model is trained with ImageNet pretraining.
 <th valign="bottom">model id</th>
 <th valign="bottom">download</th>
 <!-- TABLE BODY -->
- <tr><td align="left"><a href="configs/SemanticSegmentation/pointrend_semantic_R_50_FPN_1x_cityscapes.yaml">SemanticFPN + PointRend</a></td>
-<td align="center">R50-FPN</td>
+ <tr><td align="left"><a href="configs/SemanticSegmentation/pointrend_semantic_R_101_FPN_1x_cityscapes.yaml">SemanticFPN + PointRend</a></td>
+<td align="center">R101-FPN</td>
 <td align="center">1024&times;2048</td>
 <td align="center">78.6</td>
 <td align="center">186480235</td>
-<td align="center"><a href="https://dl.fbaipublicfiles.com/detectron2/PointRend/SemanticSegmentation/pointrend_semantic_R_50_FPN_1x_cityscapes/186480235/model_final_5f3665.pkl">model</a>&nbsp;|&nbsp;<a href="https://dl.fbaipublicfiles.com/detectron2/PointRend/SemanticSegmentation/pointrend_semantic_R_50_FPN_1x_cityscapes/186480235/metrics.json">metrics</a></td>
+<td align="center"><a href="https://dl.fbaipublicfiles.com/detectron2/PointRend/SemanticSegmentation/pointrend_semantic_R_101_FPN_1x_cityscapes/186480235/model_final_5f3665.pkl">model</a>&nbsp;|&nbsp;<a href="https://dl.fbaipublicfiles.com/detectron2/PointRend/SemanticSegmentation/pointrend_semantic_R_101_FPN_1x_cityscapes/186480235/metrics.json">metrics</a></td>
 </tr>
 </tbody></table>