Update requirements & LICENSE

LICENSE

@@ -201,3 +201,20 @@ Copyright 2018-2019 Open-MMLab. All rights reserved.
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
+
+
+   ======================================================================================
+   Swin-Transformer-Object-Detection Subcomponents:
+
+   The Swin-Transformer-Object-Detection project contains subcomponents with separate
+   copyright notices and license terms. Your use of the source code for the these
+   subcomponents is subject to the terms and conditions of the following licenses.
+
+   =======================================================================================
+   MIT license
+   =======================================================================================
+
+   The following components are provided under an MIT license.
+
+   1. swin_transformer.py - For details, mmdet/models/backbones/swin_transformer.py
+       Copyright (c) 2021 Microsoft

requirements/runtime.txt

@@ -3,3 +3,4 @@ mmpycocotools
 numpy
 six
 terminaltables
+timm