anchor.diff:    };
   
     go-github = buildFromGitHub {
  -    date = "2016-04-25";
  -    rev = "842c551fdeae14c97c04ef490f601ae4d849a00c";
  +    date = "2016-05-13";
  +    rev = "09a37d57ac99a8938444e44375db8660c2184696";
       owner = "google";
       repo = "go-github";
  -    sha256 = "1rgdxvidh15jjz1pikva0vdzkrcc7yl4ln2ba0b7llr60fl7yvi5";
  +    sha256 = "1m7h0im1jzh9f4fdhlljsaifg57714cmw1j2ba0hv2xb91f7zj6b";
       buildInputs = [ oauth2 ];
       propagatedBuildInputs = [ go-querystring ];
     };
  
positive.code:   };
  
    aws-sdk-go = buildFromGitHub {
      rev = "v1.1.24";
      owner  = "aws";
      repo   = "aws-sdk-go";
      sha256 = "0ib4w5lvknlmww1pgyvkv1hy7vx64cq1scxak59j3mpjmh95qlsw";
      buildInputs = [ testify gucumber tools ];
      propagatedBuildInputs = [ ini go-jmespath ];
  
  
negative.code:   };
  
    govalidator = buildFromGitHub {
      rev = "37d5f827499d1c346df42f2ad7fcb7f453833a57";
      owner = "asaskevich";
      repo = "govalidator";
      sha256 = "12c8jn9cc5z8l2hys4z1x6kgjwcswr5bp6wqfqgv4l6ddfqhrwzk";
      date = "2016-05-13";
    };
  
    go-base58 = buildFromGitHub {
  