code: function() {
              var block_tpl_content = fs.readFileSync(
                      path.join(this.opts.templatePath, 'doc-block.hbs'));
              this.tpl_block = this.hbs.compile(block_tpl_content.toString());
  
              includeHelper.register(this.hbs, this);
  
              this._postProcessDocFiles();
              return this;
          }
docs: ADDING NEW THINGS TO DOC BLOCKS