anchor.diff:  1,Apache License, v2.0
   4,Apache License Version 2.0
   1,Apache License version 2
  -3,Apache License V2.0
  +4,Apache License V2.0
   6,Apache License 2.0
   7,Apache License (2.0)
   1,Apache Licence 2.0
  -41,Apache 2.0
  +43,Apache 2.0
   2,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: 9,LGPL
  2,ISC License
  3,ISC
  1,GSLv3
  1,GPLv3+
  4,GPLv3
  2,GPLv2
  5,GPL3
  10,GPL-3
  15,GPL-2
  1,GPL v3.0
  1,GPL Lv.3
  9,GPL
  1,GNU GPLv3 and AGPLv3
  1,GNU GPL
  1,ECLv2
  
negative.code: 1,MIT, Apache License v2.0
  2,MIT License
  1,MIT (http://opensource.org/licenses/MIT)
  1,mit
  1335,MIT
  3,LGPLv3
  1,LGPLv2.1+
  1,LGPLv2.1
  