docs: function(next) {
            // If not lazy or if destination do not exist, continue
            if(!lazy || !statDest) {
              return next();
            }
  
            // If any of the sources is newer than dest, then continue,
            // else, done in lazy mode
            if(_.any(statSources, function(statSrc) { return statSrc.mtime.getTime() > statDest.mtime.getTime();})) {
              next();
            } else {
              grunt.verbose.writeln('  Ignore :'+' Destination file (%s) is allready transformed (See options.lazy).'.grey, dest.blue);
              return done(null, false);
            }
  
          }