anchor.diff:  15,GPL-2
   1,GPL v3.0
   1,GPL Lv.3
  -7,GPL
  +9,GPL
   1,GNU GPLv3 and AGPLv3
   1,GNU GPL
   1,ECLv2
  
positive.code: 1,Proprietary
  1,PAL
  1,New-BSD
  2,New BSD License
  1,MPL
  2,MIT-LICENSE
  1,MIT, Simplified BSD, Apache 2.0
  1,MIT, Apache License v2.0
  2,MIT License
  1,MIT (http://opensource.org/licenses/MIT)
  1,mit
  1230,MIT
  2,LGPLv3
  1,LGPLv2.1+
  1,LGPLv2.1
  7,LGPL-3
  9,LGPL
  2,ISC License
  2,ISC
  1,GSLv3
  1,GPLv3+
  4,GPLv3
  
negative.code: 6,Apache License 2.0
  7,Apache License (2.0)
  1,Apache Licence 2.0
  41,Apache 2.0
  2,Apache 2
  8,Apache
  1,all of them
  