anchor.diff:    };
   
     mow-cli = buildFromGitHub {
  -    rev = "772320464101e904cd51198160eb4d489be9cc49";
  +    rev = "0de8a769b5ad3ab01a480561cfbd4b220240311f";
       owner  = "jawher";
       repo   = "mow.cli";
  -    sha256 = "1dwy7pwh3mig3xj1x8bcd8cm6ilv2581vah9rwi992agx3b8318s";
  -    date = "2016-02-21";
  +    sha256 = "00db6mpm1jdsnqg05dv4w5a8va5w11ms9z2wlkjnmsnr44zhlykq";
  +    date = "2016-07-20";
     };
   
     mux = buildFromGitHub {
  
positive.code:   };
  
    tools = buildFromGitHub {
      rev = "d4a8e583a10c1e702d1accc9e66c104f992115c8";
      date = "2016-07-19";
      owner = "golang";
      repo = "tools";
      sha256 = "0rg6x12plw5z48y1llnl4b2nhnk2cwvdas8cyy6fnsapm0viivmj";
      goPackagePath = "golang.org/x/tools";
      goPackageAliases = [ "code.google.com/p/go.tools" ];
  
  
negative.code:   };
  
    google-api-go-client = buildFromGitHub {
      rev = "663fefdcec4e1ec9033ba302202321d3bff5fe6d";
      date = "2016-07-11";
      owner = "google";
      repo = "google-api-go-client";
      sha256 = "15w2sb2yrzjs0dnaf6crdxv7xf4s3jvl0b144bz6xlb8s6p1s7hl";
      goPackagePath = "google.golang.org/api";
      goPackageAliases = [
        "github.com/google/google-api-client"
  