anchor.diff:  1,MIT License
   1,MIT (http://opensource.org/licenses/MIT)
   1,mit
  -1032,MIT
  +1049,MIT
   1,LGPLv3
  +1,LGPLv2.1+
   1,LGPLv2.1
   7,LGPL-3
   9,LGPL
  
positive.code: 6,Apache License 2.0
  6,Apache License (2.0)
  1,Apache Licence 2.0
  29,Apache 2.0
  1,Apache 2
  7,Apache
  1,all of them
  
negative.code: 4,Artistic 2.0
  1,APLv2
  1,apachev2
  1,apache2
  8,APACHE2
  3,Apache-2.0
  2,Apache v2
  6,Apache License, Version 2.0
  