docs: function(b){
          /*
           * Naming convention: A.or(B)
           *
           * Combine all params of a and b into one object
           */
  
          var a = this;
          var newQuery = this.clone();
  
          for (var key in b['params']){
            newQuery['params'][key] = b['params'][key];
          }
  
          return newQuery;
        }