Fix license issue of RC release vote.

LICENSE

@@ -200,12 +200,20 @@
    See the License for the specific language governing permissions and
    limitations under the License.
 
-   =======================================================================
-   Apache SkyWalking Subcomponents:
+=======================================================================
+Apache SkyWalking Subcomponents:
 
-   The Apache SkyWalking 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.
+The Apache SkyWalking 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 licenses
+========================================================================
+
+The following components are provided under the MIT License. See project link for details.
+The text of each license is also included at licenses/LICENSE-[project].txt.
 
    iconfont(from antd): https://github.com/ant-design/antd-init/tree/master/examples/local-iconfont   MIT

NOTICE

@@ -3,9 +3,3 @@ Copyright 2017-2018 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
-
-This product bundles icons/fonts in skywalking-ui/public/font/iconfont folder
-from the ant-design project,
-https://github.com/ant-design/antd-init/tree/master/examples/local-iconfont
-Licensed under the MIT license, confirmed by ant-design team member.
-https://github.com/ant-design/ant-design/issues/10243
\ No newline at end of file

licenses/LICENSE-antd.txt

+MIT LICENSE
+
+Copyright (c) 2015-present Alipay.com, https://www.alipay.com/
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.