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+The following inlined images (igraphs) are originally by Google and are sourced from Noto Color Emoji font:
+
+* ).png : https://github.com/googlefonts/noto-emoji/blob/master/svg/emoji_u1f642.svg (Slightly Smiling Face)
+* (.png : https://github.com/googlefonts/noto-emoji/blob/master/svg/emoji_u2639.svg (Frowning Face)
+* D.png : https://github.com/googlefonts/noto-emoji/blob/master/svg/emoji_u1f603.svg (Grinning Face)
+* O.png : https://github.com/googlefonts/noto-emoji/blob/master/svg/emoji_u1f632.svg (Astonished Face)
+* P.png : https://github.com/googlefonts/noto-emoji/blob/master/svg/emoji_u1f61b.svg (Face with Stuck-Out Tongue)
+* blink_*.png : (Slightly Smiling Face) + https://github.com/googlefonts/noto-emoji/blob/master/svg/emoji_u1f609.svg (Winking Face)
+
+See below for license to these files:
+---------------------------------------------------------------------------------
+Copyright 2013 Google, Inc. All Rights Reserved.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+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.
+