anchor.diff:  7,Apache License 2.0
   7,Apache License (2.0)
   1,Apache Licence 2.0
  -44,Apache 2.0
  -2,Apache 2
  +45,Apache 2.0
  +3,Apache 2
   8,Apache
   1,all of them
   1,AGPL3
   5,AGPL
  +1,3-clause BSD
   1,3-Clause BSD
  -1,3-clause BSD
  
positive.code: 1,CC-BY-NC-SA 3.0
  8,CC BY-NC-SA 3.0
  1,BSD-3-clause
  7,BSD 3-Clause
  2,BSD 2-Clause
  25,BSD
  1,Beerware
  
negative.code: 1,MIT, Apache License v2.0
  2,MIT License
  1,MIT (http://opensource.org/licenses/MIT)
  1,mit
  1422,MIT
  3,LGPLv3
  1,LGPLv2.1+
  1,LGPLv2.1
  