1Markdown is distributed under the Simplified BSD License:
 2
 3Copyright © 2011 Russ Ross
 4Copyright © 2018 Krzysztof Kowalczyk
 5Copyright © 2018 Authors
 6All rights reserved.
 7
 8Redistribution and use in source and binary forms, with or without
 9modification, are permitted provided that the following conditions
10are met:
11
121.  Redistributions of source code must retain the above copyright
13    notice, this list of conditions and the following disclaimer.
14
152.  Redistributions in binary form must reproduce the above
16    copyright notice, this list of conditions and the following
17    disclaimer in the documentation and/or other materials provided with
18    the distribution.
19
20THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
23FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
24COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
25INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
26BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
27LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
28CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
30ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31POSSIBILITY OF SUCH DAMAGE.