docs: function executeFunctionByName(functionName, args) {
      var namespaces = functionName.split(".");
      var nsLength = namespaces.length;
      var context = Faker;
      var parentContext = Faker;
  
      if (namespaces[0].toLowerCase() === 'definitions'){
        grunt.log.warn('The definitions module from Faker.js is not avail in this task.');
        return;
      }
  
      for(var i = 0; i < nsLength; i++) {
        context = context[namespaces[i]];
      }
  
      for(var j = 0; j < nsLength - 1; j++) {
        parentContext = parentContext[namespaces[j]];
      }
  
      return context.apply(parentContext, args);
    }