code: function collectionInsert(content) {
  
          // TODO - add uuid
          content['_id']         = uuid.v1();
          content['_createdAt']  = new Date().format("isoDateTime");
          content['_updatedAt']  = new Date().format("isoDateTime");
  
          collections[ this['_collection'] ][ collections[ this['_collection'] ].length ] = content;
  
          storage.setItem(this['_bucket'], JSON.stringify(collections));
      }
docs: Insert into collection
  
  @param {object} content